Answer:
Mesosphere
Explanation:
The mesosphere starts at 31 miles (50 km) and extends to 53 miles (85 km) high. The top of the mesosphere, called the mesopause, is the coldest part of Earth's atmosphere, with temperatures averaging about minus 130 degrees F (minus 90 C).
Climate changes, loss of biodiversity, acidification and forest degradation I think.
Because it is too hot and u can barley find water
Answer:
i don't understand sorry ;(
good luck
Explanation: