Air pollution is the presence of harmful substances in the earth's .

What was one effect of european influence on southeast asia?

The diagram shows , , and . which statement can be proven true from the diagram? a. ∠dgb is supplementary to ∠ega. b. ∠dgb is supplementary to ∠cgb. c. ∠cgb is supplementary to ∠agd. d. ∠ega is supplementary to ∠egc. e. ∠egd is supplementary to ∠cgb.

The us and canadian governments are doing all of the following to combat environmental problems except a. encouraging the use of public transportation b. enacting clean water policies c. requiring emissions testing d. limiting animal populations in some regions