Which of the following statements best characterizes the risk of ground-level ozone and air pollution?
a.
it contaminates the food supply.
b.
it contaminates the water supply.
c.
it is very harmful to human health.
d.
it disrupts the food chain in lakes.

Awatershed is a piece of land that drains water into a particular stream, lake, or river. which of the following factors often negatively impacts the water quality in a watershed? a.) wetlands b.) pollution c.) irrigation d.)rainfall

Use your vocabulary words to complete the sentences below. more of the world's population is now concentrated in heavily populated urban areas known as a this is quite a contrast from the past when or native groups were either farmers or — hunters and gatherers who moved between places in search of food. advanced technology has led to the integration of world economics and cultures, in the world's more developed countries. this integration requires , the responsible use and management of natural resources.

The current is like a stream or river in the ocean true or false