Explain what countertherapeutic effects of alternative reinforcement are predicted by behavioral momentum.

General ways to reduce the risk of some action include

Environmental science jobs are expected to grow by how much between now and 2016? a) 5% b) 15% c) 25% d) 100%

Without stratospheric ozone, which of the following would most likely occur? i. smog over major cities would be greatly reduced. ii. farms would produce surplus crops because of increased photosynthesis. iii. uv radiation would damage phytoplankton and reduce populations of aquatic consumers. i only ii only iii only i and ii i and iii