Advertisements
Advertisements
प्रश्न
We need to understand that global warming, climate change, acid rain, and ozone depletion are all happening because of our dependence on fossil fuels and CFC-based technologies. Therefore, the need of the hour is to reduce our dependence on them.
What can you do in this regard?
Advertisements
उत्तर
The ways to reduce our dependency on them are :
- By using materials such as bamboo, recycled metal, and organic paints in the construction of buildings.
- By using solar energy to heat and light homes and offices.
- By using clean fuel like CNG and unleaded petrol to run vehicles.
- By making changes in everyday practices such as
(a) choosing to travel in public vehicles, biking, walking, or using a carpool.
(b) buying energy-efficient household appliances.
(c) replacing light bulbs with CFL bulbs.
APPEARS IN
संबंधित प्रश्न
How does the atmosphere act as a blanket?
Discuss the importance of the different layers of the atmosphere?
State whether the following is true or false.
Communication satellites orbit in thermosphere.
State any three characteristics of the stratosphere
How is the presence of the ozone layer essential to preserve life on earth?
Why is the thermosphere important?
This is a picture of a supersonic aircraft.
This layer of the atmosphere is also known to protect living beings from the harmful rays of the sun. How?
Name the four layers of the atmosphere.
What is known as troposphere?
Short Answer Type Question:
Give an account of the composition of the atmosphere. Also, discuss the importance of the components.
Mountaineers carry oxygen in cylinders when they climb mountains that are more than 5000 m high. What could be the reason for that?
Write a note about the following.
Condensation
__________ is used to measure pressure in the air.
A layer of Ions inside the Mesosphere is called ______.
Draw a suitable diagram for the structure of the atmosphere and label it and describe it.
What is mesosphere?
Analogy:
Weather changes: Troposphere.
Ozone layer: ______.
Where does Ozone layer lie?
