Scientists Could study threaten varieties to find ways to replace them.
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Humans impact the physical environment in many ways: overpopulation, pollution, burning fossil fuels, and deforestation. Changes like these have triggered climate change, soil erosion, poor air quality, and undrinkable water
Answer:
Look Down
Explanation:
Wernher von Braun made significant contributions to rocket science and space exploration in the 1930s-1970s. He was one of the principal scientists that developed the Saturn V rocket which took the Apollo 11 mission to the Moon in July 1969.
Freedom of Speech & Freedom of press ... the first Amendment
Answer: a hydrosphere is a sphere of water in which the water cycle operates in a systemic matter so i guess you couold include the way it operates is in a systemic manner.