Probably smaller bodies of water, as less water will heat up and evaporate faster.
Answer:
This is an example of biotechnology because it seeks to solve a societal problem using biological entities.
The answer is an envelope.
A virus is an infectious agent that can replicate only inside a host cell. When it is outside the cell, it consists of genetic material coated with protein capsid. Some viruses also have an envelope which covers capsid. The function of the envelope is to identify and bind some receptor sites on the host membranes. After fusing with the cell membrane, it allows to capsid and genetic material to enter the cell and infect it.
A because the motor of your mower is contributing to the carbon emissions