Will give brainliest Which of the following is an environmental indicator of acid deposition?

Increased photosynthesis from the breakdown of leaves
Increased pH levels in lakes, rivers, or other bodies of water
Depletion of nutrients in soil that affect vegetation and crops
Decreased concentrations of toxic metals, such as aluminum in soil

Why should the united state be concerned about air pollution in china?

Control of the body is accomplished by which of the following body systems? nervous system and circulatory system endocrine and repertory system circulatory and respiratory systems nervous system and endocrine systems

Why are carbon dioxide concentrations expected to increase? a carbon dioxide concentrations are expected to increase, because fossil fuel burning is expected to increase b. carbon dioxide concentrations are expected to increase, because of an increase in agriculture. c.carbon dioxide concentrations are expected to increase, because more land will have to be cleared for increasing populations and agricultural use. d. all of the above select the best answer from the choices provided mark this and return save and exit next submit submit