Q. Almost, 2% of land area is

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Q. World?s land cultivation area, approximately

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Q. Heat-trapping gases, known as

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Q. Corals are significant source of food for

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Q. Environmental conditions under which a species can exist and reproduce are known as:

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Q. Forests represent a large store of

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Q. Grassland will reflect, about

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Q. Ecologists, divided world into

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Q. Anthropogenic climatic disruption impact on humans, involved

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Q. Almost, each year, tropical deforestation releasing about 1 and 2 Gt of

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Q. Corals are particularly sensitive to

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Q. Insects transmit variety of diseases thrive mainly in:

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Q. Malaria' is spread by

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Q. Three main climatic factors that directly affect malaria transmission are temperature, rainfall and relative humidity (the amount of moisture in air). Several ?three basic factors of climatic variability that causes malaria are:

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Q. Malaria' is caused at temperature, approximately

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Q. Saltwater 'intrusion' into fresh groundwater, reduces the

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Q. What causes sea level rise in bangladesh?

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Q. In some parts of Bangladesh salt water extends, about

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Q. Bangladesh has been worst global cyclone victum caused by

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Q. Purpose of dykes and coastal dunes involved in protecting from

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