Biology, asked by kdamon9909, 1 year ago

What is global warming

Answers

Answered by AR17
29
Hello user !!!

Here's the answer you are looking for

Global worming is the phenomenon of the incredible increase in the earth's temperature mostly due to the green house gases.

The main reason behind this rise is temperature is the green house gases and burning of fossil fuels.
Over the last century the burning of fossil fuels like coal and petroleum has increased the concentration of atmospheric carbon dioxide hence aiding in rise in temperature of the earth.

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PragnaSommanna: Global worming is the phenomenon of the incredible increase in the earth's temperature mostly due to the green house gases.
Answered by Anushkasampa123
15
Hello friend!
Here's ur answer!
Global warming is the increasing rate of temperature and heat due to green house gases.
The main reason of global warming is the combustion of fossil fuels. These hydrocarbons heat up the planet via the greenhouse effect, which is caused by the interaction between Earth's atmosphere and incoming radiation from the sun. solar radiation hits Earth's surface and then bounces back toward the atmosphere as heat. Gases in the atmosphere trap this heat, preventing it from escaping into the void of space.
Greenhouse gases
Since the beginning of the industrial revolution, humans have been rapidly changing the balance of gases in the atmosphere. Burning fossil fuels like coal and oil releases water vapor, carbon dioxide (CO2), methane (CH4), ozone and nitrous oxide (N2O) — the primary greenhouse gases. Carbon dioxide is the most common greenhouse gas.
CO2 absorbs infrared radiation [heat] and the global mean temperature is increasing.
CO2 makes its way into the atmosphere through a variety of routes. Burning fossil fuels releases CO2 .Other processes — such as non-energy use of fuels, iron and steel production, cement production and waste incineration contribute to excessive CO2.
Deforestation is also a large contributor to excessive CO2 in the atmosphere. deforestation is the second largest anthropogenic (human-made) source of carbon dioxide.
Methane is the second most common greenhouse gas, but it is much more efficient at trapping heat.
Methane can come from many natural sources, but humans cause a large portion of methane emissions through mining, the use of natural gas, the mass raising of livestock and the use of landfills.
Effects of global warming:
1) The big melt
Perhaps the most visible effect of climate change so far is the melting of glaciers and sea ice.
2) Hotter and drier
Global warming will change things between the poles, too. Many already-dry areas are expected to become even drier as the world warms.
3) Extreme temperatures.

Hope it helps!!
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