Are penguins expected to be “winners” or “losers” with regards to climate change?

Which summarizes the relationship between density of an element and its distribution in earth? a. the greater an element’s density, the greater the amount of it found in the crust. b. the denser an elements is, the smaller the amount of it earth core. c. the greater an elements density, the smaller the amount of it’s found in the crust

In the late 1990s, brazil’s poor people protested about crowded cities land distribution mining permits industrial pollution

What was the great rift valley formed by