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37
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anisa <3
09/11/2022
Geography
astra biogas - bottom up case study
Biogas Production Process and Benefits
The process of making biogas from cow dung in the Astra project involves a simple yet effective system. Cow dung is placed into a stone pit in the ground, which is then covered with a dome. This enclosed environment allows for the fermentation of the dung, producing methane gas.
Definition: Fermentation is the process by which organic matter breaks down in the absence of oxygen, producing gases such as methane.
The methane produced through this process is then pumped directly into homes for use. This system demonstrates why cow dung is used in biogas production - it's readily available in rural areas with livestock and produces a significant amount of usable gas.
Highlight: The use of cow dung for biogas production addresses two critical issues: the need for sustainable fuel and the management of animal waste.
While the transcript doesn't specify exact figures for how much biogas is produced by 1 ton of cow dung, it's important to note that the production of biogas from cow dung can vary based on factors such as the quality of the dung and the efficiency of the digestion system.
The cow dung benefits extend beyond just biogas production. This approach helps in waste management, reduces deforestation pressure by providing an alternative to wood fuel, and can even produce nutrient-rich slurry as a byproduct, which can be used as fertilizer.
Example: A typical biogas project in rural India like this one can significantly reduce a family's reliance on traditional fuel sources, saving time and improving indoor air quality.
This case study of the Astra biogas project serves as an excellent example of how intermediate technology can be effectively applied to solve rural energy challenges, demonstrating the potential of biogas from cow dung as a sustainable energy solution in developing regions.
Astra Biogas Project: A Bottom-Up Approach to Rural Energy Solutions
The Astra biogas project in rural India exemplifies a bottom-up, medium-scale initiative that addresses the pressing issue of fuel scarcity in rural communities. This project, which stands for Application of Science and Technology in Rural Areas , demonstrates the effective implementation of intermediate technology to provide sustainable energy solutions.
Definition: ASTRA is an initiative that focuses on applying scientific and technological solutions to address rural challenges.
Researchers involved in the project took a unique approach by immersing themselves in the local communities to identify their specific problems. This hands-on method revealed that the majority of issues revolved around the collection of fuel wood, a resource that was becoming increasingly scarce due to population growth.
Highlight: Each family in the area requires 25-30 kg of fuel wood per week, which takes hours to collect and is in diminishing supply.
The project was funded through a combination of non-governmental organizations and contributions from families who chose to install the biogas systems. The total funding amounted to £190 per installation, making it an accessible solution for many rural households.
Example: The anaerobic digestion of cow dung for biogas production is a prime example of intermediate technology used in this project.
The solution implemented by the Astra project involves the use of cow dung, which contains biogas that can be harnessed for various purposes, including cooking and powering electricity generators. This approach not only addresses the fuel scarcity issue but also provides a sustainable alternative to traditional fuel sources.
Vocabulary: Biogas is a renewable energy source produced by the breakdown of organic matter in the absence of oxygen.
We thought you’d never ask...
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Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
Best app on earth! no words because it’s too good
Thomas R
iOS user
Just amazing. Let's me revise 10x better, this app is a quick 10/10. I highly recommend it to anyone. I can watch and search for notes. I can save them in the subject folder. I can revise it any time when I come back. If you haven't tried this app, you're really missing out.
Basil
Android user
This app has made me feel so much more confident in my exam prep, not only through boosting my own self confidence through the features that allow you to connect with others and feel less alone, but also through the way the app itself is centred around making you feel better. It is easy to navigate, fun to use, and helpful to anyone struggling in absolutely any way.
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
very reliable app to help and grow your ideas of Maths, English and other related topics in your works. please use this app if your struggling in areas, this app is key for that. wish I'd of done a review before. and it's also free so don't worry about that.
Rohan U
Android user
I know a lot of apps use fake accounts to boost their reviews but this app deserves it all. Originally I was getting 4 in my English exams and this time I got a grade 7. I didn’t even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as I’m sure you too will see developments.
Xander S
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
Elisha
iOS user
This apps acc the goat. I find revision so boring but this app makes it so easy to organize it all and then you can ask the freeeee ai to test yourself so good and you can easily upload your own stuff. highly recommend as someone taking mocks now
Paul T
iOS user
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
Best app on earth! no words because it’s too good
Thomas R
iOS user
Just amazing. Let's me revise 10x better, this app is a quick 10/10. I highly recommend it to anyone. I can watch and search for notes. I can save them in the subject folder. I can revise it any time when I come back. If you haven't tried this app, you're really missing out.
Basil
Android user
This app has made me feel so much more confident in my exam prep, not only through boosting my own self confidence through the features that allow you to connect with others and feel less alone, but also through the way the app itself is centred around making you feel better. It is easy to navigate, fun to use, and helpful to anyone struggling in absolutely any way.
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
very reliable app to help and grow your ideas of Maths, English and other related topics in your works. please use this app if your struggling in areas, this app is key for that. wish I'd of done a review before. and it's also free so don't worry about that.
Rohan U
Android user
I know a lot of apps use fake accounts to boost their reviews but this app deserves it all. Originally I was getting 4 in my English exams and this time I got a grade 7. I didn’t even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as I’m sure you too will see developments.
Xander S
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
Elisha
iOS user
This apps acc the goat. I find revision so boring but this app makes it so easy to organize it all and then you can ask the freeeee ai to test yourself so good and you can easily upload your own stuff. highly recommend as someone taking mocks now
Paul T
iOS user
Fun With Astra Biogas: Cow Dung Energy in Rural India
The Astra biogas project rural India case study showcases a bottom-up, medium-scale initiative aimed at addressing fuel scarcity in rural areas. This project demonstrates the effective use of cow dung biogas intermediate technologyto provide sustainable energy solutions for local... Show more
Biogas Production Process and Benefits
The process of making biogas from cow dung in the Astra project involves a simple yet effective system. Cow dung is placed into a stone pit in the ground, which is then covered with a dome. This enclosed environment allows for the fermentation of the dung, producing methane gas.
Definition: Fermentation is the process by which organic matter breaks down in the absence of oxygen, producing gases such as methane.
The methane produced through this process is then pumped directly into homes for use. This system demonstrates why cow dung is used in biogas production - it's readily available in rural areas with livestock and produces a significant amount of usable gas.
Highlight: The use of cow dung for biogas production addresses two critical issues: the need for sustainable fuel and the management of animal waste.
While the transcript doesn't specify exact figures for how much biogas is produced by 1 ton of cow dung, it's important to note that the production of biogas from cow dung can vary based on factors such as the quality of the dung and the efficiency of the digestion system.
The cow dung benefits extend beyond just biogas production. This approach helps in waste management, reduces deforestation pressure by providing an alternative to wood fuel, and can even produce nutrient-rich slurry as a byproduct, which can be used as fertilizer.
Example: A typical biogas project in rural India like this one can significantly reduce a family's reliance on traditional fuel sources, saving time and improving indoor air quality.
This case study of the Astra biogas project serves as an excellent example of how intermediate technology can be effectively applied to solve rural energy challenges, demonstrating the potential of biogas from cow dung as a sustainable energy solution in developing regions.
Sign up to see the contentIt's free!
Access to all documents
Improve your grades
Join milions of students
By signing up you accept Terms of Service and Privacy Policy
Astra Biogas Project: A Bottom-Up Approach to Rural Energy Solutions
The Astra biogas project in rural India exemplifies a bottom-up, medium-scale initiative that addresses the pressing issue of fuel scarcity in rural communities. This project, which stands for Application of Science and Technology in Rural Areas , demonstrates the effective implementation of intermediate technology to provide sustainable energy solutions.
Definition: ASTRA is an initiative that focuses on applying scientific and technological solutions to address rural challenges.
Researchers involved in the project took a unique approach by immersing themselves in the local communities to identify their specific problems. This hands-on method revealed that the majority of issues revolved around the collection of fuel wood, a resource that was becoming increasingly scarce due to population growth.
Highlight: Each family in the area requires 25-30 kg of fuel wood per week, which takes hours to collect and is in diminishing supply.
The project was funded through a combination of non-governmental organizations and contributions from families who chose to install the biogas systems. The total funding amounted to £190 per installation, making it an accessible solution for many rural households.
Example: The anaerobic digestion of cow dung for biogas production is a prime example of intermediate technology used in this project.
The solution implemented by the Astra project involves the use of cow dung, which contains biogas that can be harnessed for various purposes, including cooking and powering electricity generators. This approach not only addresses the fuel scarcity issue but also provides a sustainable alternative to traditional fuel sources.
Vocabulary: Biogas is a renewable energy source produced by the breakdown of organic matter in the absence of oxygen.
We thought you’d never ask...
What is the Knowunity AI companion?
Our AI Companion is a student-focused AI tool that offers more than just answers. Built on millions of Knowunity resources, it provides relevant information, personalised study plans, quizzes, and content directly in the chat, adapting to your individual learning journey.
Where can I download the Knowunity app?
You can download the app from Google Play Store and Apple App Store.
Is Knowunity really free of charge?
That's right! Enjoy free access to study content, connect with fellow students, and get instant help – all at your fingertips.
Can't find what you're looking for? Explore other subjects.
Students love us — and so will you.
4.9/5
App Store
4.8/5
Google Play
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
Best app on earth! no words because it’s too good
Thomas R
iOS user
Just amazing. Let's me revise 10x better, this app is a quick 10/10. I highly recommend it to anyone. I can watch and search for notes. I can save them in the subject folder. I can revise it any time when I come back. If you haven't tried this app, you're really missing out.
Basil
Android user
This app has made me feel so much more confident in my exam prep, not only through boosting my own self confidence through the features that allow you to connect with others and feel less alone, but also through the way the app itself is centred around making you feel better. It is easy to navigate, fun to use, and helpful to anyone struggling in absolutely any way.
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
very reliable app to help and grow your ideas of Maths, English and other related topics in your works. please use this app if your struggling in areas, this app is key for that. wish I'd of done a review before. and it's also free so don't worry about that.
Rohan U
Android user
I know a lot of apps use fake accounts to boost their reviews but this app deserves it all. Originally I was getting 4 in my English exams and this time I got a grade 7. I didn’t even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as I’m sure you too will see developments.
Xander S
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
Elisha
iOS user
This apps acc the goat. I find revision so boring but this app makes it so easy to organize it all and then you can ask the freeeee ai to test yourself so good and you can easily upload your own stuff. highly recommend as someone taking mocks now
Paul T
iOS user
The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.
Stefan S
iOS user
This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.
Samantha Klich
Android user
Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.
Anna
iOS user
Best app on earth! no words because it’s too good
Thomas R
iOS user
Just amazing. Let's me revise 10x better, this app is a quick 10/10. I highly recommend it to anyone. I can watch and search for notes. I can save them in the subject folder. I can revise it any time when I come back. If you haven't tried this app, you're really missing out.
Basil
Android user
This app has made me feel so much more confident in my exam prep, not only through boosting my own self confidence through the features that allow you to connect with others and feel less alone, but also through the way the app itself is centred around making you feel better. It is easy to navigate, fun to use, and helpful to anyone struggling in absolutely any way.
David K
iOS user
The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!
Sudenaz Ocak
Android user
In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.
Greenlight Bonnie
Android user
very reliable app to help and grow your ideas of Maths, English and other related topics in your works. please use this app if your struggling in areas, this app is key for that. wish I'd of done a review before. and it's also free so don't worry about that.
Rohan U
Android user
I know a lot of apps use fake accounts to boost their reviews but this app deserves it all. Originally I was getting 4 in my English exams and this time I got a grade 7. I didn’t even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as I’m sure you too will see developments.
Xander S
iOS user
THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮
Elisha
iOS user
This apps acc the goat. I find revision so boring but this app makes it so easy to organize it all and then you can ask the freeeee ai to test yourself so good and you can easily upload your own stuff. highly recommend as someone taking mocks now
Paul T
iOS user