A country is currently creating 40 million tons of toxic waste per year. The table below shows the marginal costs and benefits of reducing the amount of toxic waste to various amounts. What number belongs in place of X?
A. 700
B. 900
C. 1300
D. 1500
D. 1500
Environmental & Atmospheric Sciences
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Freshwater resources in lakes and rivers account for about 0.02% of the world's water.
Answer the following statement true (T) or false (F)
Environmental & Atmospheric Sciences
A landslide requires a substantial amounts of water to saturate the mass of materials
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
Why are there deep currents?
A. because of salinity differences B. because of thermal and salinity differences C. because of thermal differences
Environmental & Atmospheric Sciences
If global warming destabilizes methane hydrates in polar regions, this might lead to increased greenhouse-effect heating.
Answer the following statement true (T) or false (F)
Environmental & Atmospheric Sciences