Answer:
1.Mercury, Venus, Earth and Mars
2.global warming and climate change; water pollution and ocean acidification; and loss of biodiversity.
3.
First nation people would support windmill technology because they recognize that windmill provide a clean source of renewable energy.
They are now aware of the dangerous effects of using non renewable energy namely fossil fuels which have been implicated in environment pollution and rise in greenhouse gases.
Windmills use wind power which is clean source of energy that can be relied on for decades and is cost effective, pollution free, clean and sustainable. One household can have all its energy needs met by one wind mill turbine. Windmills create power without using fossil fuels.
It is c. The underwater mountain chain wasn't discovered until after we he died. The right answer is c because he noticed since all the fossils
line up they must have once been one continent and the continental drift is the theory that the plates spread apart
