PLEASE NEED HELP I HAVE 5 MINUTES BEFORE ITS DUE
pollutants are emitted directly into the air while pollutants are formed from the combination of chemical reactions & sunlight.

Industrial, primary

Primary, secondary

Secondary, primary

Photochemical, industrial

Up until 1938, paleontologists accepted the idea that coelacanths (an ancient fish) went extinct at the time that they last appear in the fossil record, about 80 million years ago. but in 1938, a live coelacanth was discovered off the coast of south africa that was compared to the fossil record and found to be the same species what goal of science does this discovery represent

Why does it matter if osmosis is put into a “scab” or a “nosebleed? ” where would that leave him?

In 2001, records showed that local stocks of fish were down worldwide. yet, records of harvests indicated that fish were being taken at records rates. what was actually happening?