instruction:
Given a scientific passage and an answer, generate a question for the given answer.
question:
Passage: The global pattern of precipitation is influenced by movements of air masses. For example, there is a global belt of dry air masses and low precipitation at about 30 N and 30 S latitude. Answer: air masses
answer:
The global pattern of precipitation is influenced by movements of what?

question:
Passage: Optical telescopes are designed to collect visible light. The two types of optical telescopes are reflecting telescopes and refracting telescopes. Answer: reflecting and refracting
answer:
What are the two types of optical telescopes?

question:
Passage: The human species has been incredibly successful. In a relatively short period of time, it has colonized almost all of Earth's terrestrial habitats. Unfortunately, human beings have also impacted Earth, its climate, and its environment. Human actions threaten Earth's valuable biodiversity. Answer: humans
answer:
What incredibly successful species has quickly colonized almost all of earth's terrestrial habitats, but also impacted earth, its climate, and its environment?