Which kind of pollution effects our stream: point source or non source?

answer

i think the answer is a) as air pressure in an area increases, the density of the gas particles in that area decreases.

hope it

the major pests we deal with are insects, weeds and fungal diseases. a pesticide is a product, whether organic or chemical, used to kill the target pest. there are other techniques gardeners should use that can prevent the severe infestations that make the use of pesticides necessary

the increase of protons   hope this