Q. What is oceans warming depth?

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Q. Plants use water more efficiently, when exposed to higher level of

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Q. Earth's temperate is affected by:

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Q. What causes rapid melting of glaciers ?

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Q. Its has been predicted by scientists that most species threatened by

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Q. How much did sea level rise in 20th century ?

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Q. What maintains surface temperature of earth?

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Q. Scientists predicted, ecosystem would adversely affected by the

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Q. Earth is tilted, approximately

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Q. One third of sunlight striking earth and its atmosphere is reflected back to the

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Q. What can humanitarian be harmed by unmitigated greenhouse emissions ?

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Q. Human activities' are playing main role in causing

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Q. Trees in tropical region grows slower when exposed to

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Q. Increased volcanic activities, reducesd :

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Q. In 1980s, which African countries were under continuous food crisis?

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Q. Examples of 'biotic' factors include:

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Q. What happens when human population is exceeded ?

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Q. 'Atmosphere' is made up of several layers of

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Q. Global environment consists of three segments, included:

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Q. Which region of Africa was most involved in drought ?

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