Improvements in harvesting systems include all of the following advances EXCEPT trees are now cut closer to the ground. trees are lifted by machine instead of manually. trees can be transported using much smaller equipment. trees grow at faster rates than they did in previous decades.

Melting glaciers is a serious threat to the environment what is the possible consequence of melting glaciers on polar bears?

The diagram shows the layers of earth. convection currents in which region influence the movement of tectonic plates

The is an estimate of the fewest number of organisms a population needs to avoid extinction. this measurement will most if the number of offspring each female in the population produces increases. if the population's this measurement will most likely increase. 1 population density, minimum viable population, carrying capacity 2 decrease, be unaffected, increase 3 death rate increase, dead rate decrease