A. cutting down or burning of all the trees in a forested area
<span>Robinson projection will be used to examine and compare population densities, using one view of the entire world. This projection depicts the entire world in one view like a flat globe and the latitudes and longitudes as elliptical lines giving a easy way to examine that too accurately.</span>
D. Atacama desert . . . is considered the driest non-polar desert in the world
The main sources are humans which is why it is stated that the global warming is man made. The levels have increased beyond all measure, increasing since the 1950s by a 100 CO2 parts per million, and it keeps increasing by 2ppm on a yearly basis. The statistics from the industrial revolution era are not much different and show how much we've increased the CO2 in modern times.