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Which of the following is a major pollutant from automobile exhaust?
What is the effect of excess Carbon dioxide in ocean water?
Which of the following is a biotic factor that can limit plant growth?
Which city is known as the most polluted city in Nepal in terms of air quality?
'Red Data' books are published by which organization?
The process of restoring a forest that has been destroyed is called:
Which gas is produced by the decomposition of organic matter in swamps and landfills?
What is the 'Cl-O-Cl' catalytic cycle primarily associated with?
Which chemical is used as a 'fire suppressant' but contributes to ozone depletion?
Which international body was awarded the Nobel Peace Prize in 2007 for its work on climate change?
What is the average weather condition of a place over a long period of time called?
Which of the following is the main greenhouse gas responsible for global warming?
In which layer of the atmosphere is the ozone layer located?
Which human activity contributes most to the increase of CO2 in the atmosphere?