The western and eastern Sierra Nevada have substantially different species of plants and animals, because the east lies in the rain shadow of the crest. The plants and animals in the east are thus adapted to much drier conditions.
Answer:
Six
Explanation:
NASA built six space shuttles:
Enterprise, Columbia, Challenger, Discovery, Atlantis, and Endeavour.
Hernando Cortes destroyed their civilization.
Answer:
• water scarcity
Explanation:
You included no reference picture or passage for the question however the above should be the correct answer.
The question mentions characteristics that cause or lead to environmental problems.
Fertile soils and abundant rainfall are good for the environment as more crops can be planted and biodiversity will bloom.
Water scarcity however, can lead to some organisms dying, migrating and less crops being planted.
Water scarcity in general, is not a factor that is considered favorable when it comes to the characteristics of an environment.