Ozone located in the troposphere is
a. considered a pollutant
b. beneficial to living organisms
c. higher in concentration than ozone in the stratosphere
d. all of the above

Which statements describe sustainable development? multiple answer choice -fishing does not remove more fish from water systems than can be replaced by the number of fish that will be born to replace them. -sustainable development is development that is designed to improve the economic conditions in less-developed countries. -sustainable development is mainly a regional issue. -sustainable development means water is used at a rate that won't reduce the amount available for future use. - sustainable development policies only need to be concerned with environmental protection. - trees cannot be cut down faster than the number that will be replaced by new growth.

In what three areas is the us leader?

Which features do all new rocks formed near an oceanic ridge share? check all that apply. pillow-shaped striped pattern provide evidence to seafloor spreading made from molten material iron oriented in same direction