Question

describe global warming

Answer 1

Answer:

global warming is caused by pollution .

the level of warmth increases by global warming

Answer 2

green house effect is a phenomenon which is important to maintain the temperature of the planet.. it traps the sunlight radiations so that at the night time it doesn't get too much cold.. but due to urbanisation industrialisation and increased emission of greenhouse gases like co2.. this effect which was there to save earth has started to harm it.. more radiation is getting trapped which is ultimately increasing the average temperature of planet and so glaciers are melting at faster rates and coastal areas are getting submerged in the ocean..