5 Define the term salinity. 5 Explain how salinity is measured in numbers. 5 List two reasons why salinity is important to aquatic life. 5 List some natural and human influences on salinity. To begin the module, click the Next button at the bottom right of the screen.
Currently, the use of both recreational and medicinal marijuana has been entirely legalized in the states of Alaska, Colorado, Oregon, and Washington. The cities of Portland and South Portland in Maine fully legalized marijuana for both medical and recreational use. The District of Columbia has fully legalized recreational and medical marijuana, but recreational commercial sale is currently blocked by Congress. Twelve states have both medical marijuana and decriminalization laws.
Which states have legalized medical marijuana? Medical marijuana is legal in 20 states and D.C.