D all of the above, they all contribute to seasons
The coolest layer is the crust. The crust is on the surface of the earth (where we are) . Inner Core
Global warming impacts terrestrial biomes since it brings about <span>decreased precipitation and longer winter seasons. Global warming refers to the increase in temperature of the Earth's atmosphere. This is brought about by release of greenhouse gases (e.g. carbon dioxide, methane) in the air which trap heat in the Earth's atmosphere. As a result, there is increased variability of weather and climate patterns. </span>
