Which of the following human activities have positive effects on ecosystems? Environmental awareness programs

Pollution control programs

Logging in the rainforest for new homes

Unrestricted hunting

Preservation of wilderness areas

How do the uv rays cause damage?   what exactly causes the skin to burn;   can you be more specific about this mechanism?   3. how do photosensitive medications increase a person's sensitivity to sunlight and therefore increase their risk of getting burned?     what kind of medications can increase photo-sensitivity, can you think of some examples?

Name three bad things that can happen to a teenager who has no refusal skills and no self-control:

Magine you are working in a state mental hospital with individuals diagnosed with severe and profound intellectual disability. besides significant cognitive and adaptive skill limitations, many of these individuals may also have multiple physical and sensory impairments. those most impaired are likely totally dependent upon others for their care. what are some important issues to consider when working with people with a high degree of impairment? what kinds of things do you need to consider to be sure you are respecting the dignity of those for whom you care?