Question

what are global warming and write its causes​

Answer 1

Global warming is projected to have a number of effects on the oceans. Ongoing effects include rising sea levels due to thermal expansion and melting of glaciers and ice sheets, and warming of the ocean surface, leading to increased temperature stratification.

Answer 2

Explanation:

the uneven increasing amount of CO2 in atmosphere which increases the temperature is called global warming

the causes are

CFCs in refrigerator

ac

smoke of vehicle and industries