Question

What is global warming? Give its effect.

Answer 1

what is global warming????
global warming  which is also referred to as climate change, is the observed rise in the average temperature of the Earth's climate system  the global surface temperature is likely to rise a further 0.3 to 1.7 °C  in the lowest emissions scenario, and 2.6 to 4.8 °C in the highest emissions scenario .These readings have been recorded by the “national science academies of the major industrialized nations”. Future climate change and impacts will differ from region to region. Expected effects include increase in global temperatures, rising sea levels, changing precipitation , and expansion of deserts

it's effect ????
heat waves,
droughts,
heavy rainfall with floods,
 heavy snowfall ,
ocean acidification,
species extinctions due to shifting temperature regimes
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Answer 2

Global warming defined as the increase on earth's average surface temperature due to rising levels of grenhouse gases.
EFFECT OF GLOBAL WARMING
Raise in temperature
Extreme weather
Melting of glaciers
Sea levels and ocean levels acidification