What is happening to the plant life on the shores of lake powell because of the changing water levels?

Because of the rapid changing water levels the plant life on the shores are drowning out so they can not grow.

Hope this help. :D

Humid continental climate is found in the interior of continents between the 30 and 60 degrees latitude, but usually above the 40 degree line.   40 degrees north of the equator means less direct sunlight and therefore less warmth.   this climate is mainly found in the northern hemisphere since there are no major landmasses in the southern hemisphere.  if you live in northern indiana, you know all about humid continental because that is the climate type you have!

Answer (d) may increase or decrease porosity through dissolution or deposition;