Extremely high values, displayed with white, usually suggest the absence of chlorophyll as well. Though they generally represent either bare ground, rock or clouds. The chlorophyll values in between range from red (low chlorophyll values) to dark green (high chlorophyll values) and can be used to determine vegetation health. 

This image clearly shows a section of  amazon rainforest decreasing in size , hence causing climate change as we know that the amazon produces a large sum of the globes total oxygen levels. In addition due to the ongoing Covid-19 issue logging and mining operations have accelerated their destruction of patches of the amazon in a an attempt to cover ut up. It is estimated in the first few months of the year of 2020 deforestation soared by almost 55% compared to the previous year.