Contour lines do not cross one another because each line represents a different elevation on a topographic map.<span> </span>
During<span> the high </span>Middle Ages<span>, the </span>Roman Catholic Church became<span> organized into an elaborate hierarchy with the pope as the head </span>in<span> western Europe. He establish supreme power. Many innovations took place </span>in<span> the creative arts </span>during<span> the high</span>Middle Ages<span>. Literacy was no longer merely requirement among the clergy.
Hopes this helps you get to the answer :)</span>
The best answer is: [D]: "the water cycle" .
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Answer:
The correct answer is D
Explanation:
During the 20th century, there was an increasing interest in the environment. The impact of human activity on the environment has been observed locally since centuries. Pollution of canals and chimneys in crowded urban areas etc were all causes of concern.
However, with a better understanding of our earth and increase in Medical knowledge of the 20th century, we could observe how our activities were having a global impact on the ozone layer and the melting ice caps.
Evidence was also provided on how human health was affected by this. The use of fossil fuels was not only directly damaging to the atmosphere, it was also dangerous for humans e.g. carbon monoxide produced by car emissions.