Some examples of different genres. include comedy, tragedy, mystery and historical play. â¢ Audience: This is the group of people who watch the play. Many. playwrights and actors consider the. audience to be the most important element. of drama, as all of the effort put in to. writing and producing a play is for the.
Salinities less than 5ppt in the lower 40 miles of the Potomac River killed 50% of the marketable oysters after Agnes, and blocked reproduction that year. Because saltier water is heavier, the oysters near the surface suffered low-salinity water for a longer period of time.alinities less than 5ppt in the lower 40 miles of the Potomac River killed 50% of the marketable oysters after Agnes, and blocked reproduction that year. Because saltier water is heavier, the oysters near the surface suffered low-salinity water for a longer period of time.
The salinity of seawater is determined by how much freshwater enters the ocean in the form of precipitation, melting sea ice, and runoff from rivers, and how much exits through evaporation. Salinity is higher in the temperate and tropical areas where evaporation rates are higher than in polar regions.