What are the two biggest energy issues currently faced by humans? rapid fuel use lack of energy resources pollution resulting from fuel use lack of energy conservation

explanation:

the fossil record extends back to a dog-like ancestor some 55 million years ago, which gave rise to the first horse-like species 55 to 42 million years ago in the genus eohippus.

oak trees? ? what was listed

check for the pregnancy rating of drug. if its class c or d see if other alternatives