നേതാജി ഹയർ സെക്കണ്ടറി സ്ക്കൂൾ, പ്രമാടം/അക്ഷരവൃക്ഷം/ GLOBAL WARMING
GLOBAL WARMING
Global warming is the temperature of Earth's surface, ocean and atmosphere going up over tens of years. The Earth's temperature is on the rise and there are various reasons for it such as green house gases emanating from carbon dioxide Co2 emission burning for fossil fuel or deforestation Global warming or climate change has today become a major threat to the mankind. Recent years have been unusually warm, causing worldwide concern. But the fact is that the increase in carbon dioxide actually begin in 1800, due to the deforestation of a large chunk of North-Eastern American, besides forested parts if the world. The impact if global warming are the ice caps are constantly melting posing a threat to polar bears, there have been changes in rainfall pattern and Glaciers are gradually melting. As per Kyoto protocol developed countries are required to cut back their emission. There is a need to reduce coal - fired electricity, increase energy efficiency through wind and solar power and also high efficiency natural gas generation.
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