CBSE Class 10 · Artificial Intelligence · board exam 2027
Chapter 5: Green Skills-II — notes
The chapter’s 6 parts in the book’s order — the first idea of each and the points Medha Ma’am writes on the board — and the summary at the end. The full lesson and a check question for each part are in the app.
1. What is Sustainable Development?
Okay, so, look around you for a moment.
- • Environment = air, water, soil, forests, rivers around us
- • Sustainable development: meets needs of present without harming future generations' ability to meet theirs (WCED, 1987)
- • Balances: economic growth + environment care + social well-being
- • Example: sustainable agriculture avoids chemicals harming soil, water, biodiversity
2. Three Big Problems: Food, Water, Fuel
Okay, so let's talk about why sustainable development matters.
- • Problem 1: Food — less fertile land, chemical fertilisers spoil soil
- • Problem 2: Water — rivers/ponds polluted by garbage
- • Problem 3: Fuel — cutting trees for wood affects climate
- • Solution: Solar energy — unlimited, eco-friendly
- • Example: Charanka, Gujarat Solar Park = 600 MW
3. Sustainable Development Goals (SDGs)
Okay, so let's talk about the Sustainable Development Goals, or SDGs.
- • SDGs = universal call to end poverty, protect planet, ensure peace & prosperity
- • Launched by United Nations, New York, September 2015
- • Total goals: 17 (2030 Agenda)
- • Target year: 2030
- • Core skills needed: environmental awareness + willingness to learn
4. Innovations for Sustainable Development
Okay, so let me tell you about two inspiring innovators.
- • Mr Avasth Hedge: 100% biodegradable bag (dissolves in hot water)
- • Narayana Peesapaty: edible cutlery made from grain
- • Sustainable practices: organic farming, vermi-composting, rainwater harvesting
- • Organic farming: uses cow dung instead of chemical fertilisers
5. Our Role: Giving Back to Nature
Okay, so now let's talk about your role.
- • Problem: we take from nature but give little back
- • Factories pollute air; garbage in landfills; sewage pollutes water
- • Initiative: 'Kulhads' (clay cups) by Ministry of Railways, Varanasi & Raibareilly
- • 3 advantages: less tree-cutting, jobs for potters, less plastic waste
6. How You Can Contribute to the SDGs
Okay, so let's talk about what you can actually do for these goals.
- • Quality Education: help friends study, stay in school
- • Clean Water & Sanitation: build toilets, spread awareness
- • Clean Energy: solar power, biogas (no burning of coal)
- • Sustainable Cities: switch off lights/fans, use LED bulbs
- • Responsible Consumer: reuse, cloth bags, donate, repair taps
- • Protect Life: no plastic in oceans; plant more trees
Summary
Okay, so let's look back at everything we've covered. We started by seeing how your daily life depends on the environment. Sustainable development means meeting today's needs without harming the ability of future generations to meet theirs. It balances three things — economic growth, environmental care, and social well-being. Then we looked at three big problems. Shrinking fertile land and soil damage affect our food. Polluted rivers and ponds affect our water. Tree-cutting for fuel affects our climate. And we saw solar energy, like at the Charanka Gujarat Solar Park, as a clean solution to this. You also learnt about the 17 Sustainable Development Goals. The United Nations launched them in 2015, to be achieved by 2030. They cover issues like poverty, gender equality, and climate change. We saw sustainable development in action too — through innovations like the biodegradable bag, edible cutlery, and organic farming. And we noticed something important — we take a lot from nature, but give very little back. The eco-friendly 'Kulhad' initiative showed us one way to give back. Finally, we looked at simple everyday ways to play your own role — in education, water, energy, consumption, and protecting life on land and water. So, tell me — out of all these, which one idea do you think you'll remember the most?
Ask Medha · Medha Ma’am — CBSE Class 10 Artificial Intelligence, Chapter 5. Written from the textbook, checked twice.
Questions parents and students ask
- How do I get the "Green Skills-II" notes as a PDF?
- Press "Save as PDF" — the phone’s print sheet opens; choose "Save as PDF" there. The PDF holds the notes only.
- Where are these notes written from?
- From the chapter’s own textbook text, part by part, in the book’s own terms; a second, independent model then checked every part against the book. The full lesson, a check question for each part and the practice are in the Ask Medha app.
The same preparation, with Medha Ma’am — on your phone
Every question of every chapter with its model answer, practice questions in the board’s own shapes, 45 minutes of class a day, written answers marked, a test every Sunday and a WhatsApp report to parents.
Medha Ma’am is an AI teacher, not a live tutor. Every answer is checked twice; a person takes responsibility.