Humans are the most powerful biotic agent on Earth, influencing all ecosystems on a planetary scale
Indicate whether the statement is true or false
TRUE
You might also like to view...
Sediments found on the seafloor and attributed to processes no longer in existence are called ________.
A. rafted sediments B. nonexisting sediments C. pelagic sediments D. sorted sediments E. relict sediments
What does analysis of stable oxygen isotopes in carbonate rocks indicate?
A. Future temperature changes in the oceans B. The future temperature of Earth's atmosphere C. The past temperature of Earth's atmosphere D. Ancient temperature changes in the oceans
Effects of ice ages are confined to regions directly covered by ice; global climate is unaffected and areas away from the glaciers preserve their usual temperature and moisture patterns.
Answer the following statement true (T) or false (F)
Tiny products of volcanic eruptions may remain aloft in the atmosphere for
A) up to six months. B) up to three years. C) about ten years. D) about fifteen years.