Answer:
high temperature and high pressure
Explanation:
Coal is one of the solid minerals found underground. Coal is believed to have been formed from vegetation during the carboniferous era. The decomposition of these materials under pressure in the absence of air led to the formation of coal.
In the process of carbonization, the vegetation was converted in stages to peat, lignite, bituminous coal and anthracite.
The formation of anthracite is favored by high temperature and high pressure underground.
Answer:
B
Explanation:
I think it's B because if you look at the diagram it goes just above 260m.
Answer:
Explanation:
Humid continental; It is found between 30° and 60° N in central and eastern North America and Asia in the major zone of conflict between polar and tropical air masses.
Humid Subtropical: Is major climate type of the Köppen classification characterized by relatively high temperatures and evenly distributed precipitation throughout the year. This climate type is found on the eastern sides of the continents between 20° and 35° N and S latitude.
The correct answer is: A. the salt content of the water has increased
The water is very polluted, the fish population has gone down as well. and the birds eat the fish, which are toxic due to pollution.
