The region that the scientists are studying has 990,000 acres of land with trees and shrubs at risk of defoliation. For each year, calculate the percentage of the region that has defoliation and make a bar graph showing your findings. You can round percentages to the nearest whole.

What discovery would weaken the primordial soup hypothesis of the origin of life? question 19 options: lightning was common on early earth. earth’s early atmosphere contained carbon dioxide, water, and trace gases. earth’s early oceans were warm and shallow. asteroid impacts were uncommon when life is presumed to have begun.