Question

what is global warming​

Answer 1

Global warming is a long-term rise in the average temperature of the Earth's climatesystem; an aspect of climate change shown by temperature measurements and by multiple effects of the warming.

Answer 2

• the whole world is facing the problem of global warming
• the rising temperature of the Earth due to more concentration of greenhouse gases which trap more heat from sun cause heating of surface of Earth
• this phenomenon is known as global warming