China contains only ___ percent of the global freshwater and cropland.
Extraction of _______ for irrigation and industry is so heavy that water tables are dropping to very low levels.
_______ is a pesticide used to protect many crops from pest attacks. Accumulation of salts in the soil is called ________.
___________ are chemical compounds that were first made in 1930.
The _____________ and preservatives in paints contain toxic elements.
The total value of all the products made and services offered in the world is called _________________.
We use __________ cells to form electricity from solar energy. OTEC stands for Ocean Thermal Energy _________.
_________ includes plants, wood, agricultural waste, animal and human waste, and sawdust.
_________ And soil erosion are serious problems in China.
Huge population of poor people depends on forests for _______.
__________ Resin derived from petroleum is converted into bags. More the people more will be the _______________.
__________ from agricultural machinery like tractors contribute to global warming. PCK stands for ________________________.
The variety of species that exist in an ecosystem refers to __________.
_______, in Mumbai has the highest density of population and is a largest slum in Asia.
In China, from 1979, the government began offering ______ for having just one child.
t. __________ in detergents cause excessive growth of algae in water bodies.
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7 percent
deforestation over pumping of ground water
pyrethroids and salinization
polystyrene
traditional paint
gross national product GNP
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