Question

What is global warming? What causes it?

Answer 1

a gradual increase in the overall temperature of the earth's atmosphere generally attributed to the greenhouse effect .
Global warming is caused by human activities like burning fossil fuels, deforestation

Answer 2

Global Warming is a phenomenon that occurs due to the accretion of Glass house gas (CO2) in the environment that results in high temperature and abnormal conditions.
Causes of it are:
1. Excretion of harmful gases from vehicles and factories.
2. Deforestation.
3. Burning of fossil fuels.

EmoLord.