Sophia and Ashley have recently studied the levels of organization in school and know that organisms are made up of a variety of levels that all work together. Provided is a levels-of-organization diagram.

Can someone list any possible solutions to air pollution ?

These factors threaten north americas ecosystems

What is the general rule about surface currents? cold water flows along the ocean floor towards the equator. the east coasts of continents have cold surface currents, and the west coasts of continents have warm surface currents. seasonal and constant offshore winds create significant upwelling along the west coasts of south and north america and africa. the west coasts of continents have cold surface currents, and the east coasts of continents have warm surface currents.