What is an endocrine disrupter?

What is an endocrine disrupter? Give two examples of chemicals known to be endocrine disrupters.

How are the following forms of energy significant to organisms in ecosystems

How are the following forms of energy significant to organisms in ecosystems: a) radiant energy b) mechanical energy c) chemical energy d) thermal energy

Formulate a mitigation plan for energy conservation.

Formulate a mitigation plan for energy conservation. Include the following -detailed description of the problem -nonliving and living factors that contribute to or are affected by the problem -positive or negative human impacts -evaluation of current sustainability strategies and solutions -your plan to reach sustainability -benefits and challenges of your plan -required government, societal, and global support -include at least four outside sources.

It has been argued that many environmental laws and regulations are too costly and can not be justified by their benefits.

Your comments to the editor of your favorite magazine intrigued her enough to call you and request that you write an editorial, for which, you note with a little surprise, you will be well-paid. She provides you with two topics which she feels would be of great interest to readers. Select one of the following issues and write an article explaining your position and rationale in a convincing style. It has been argued that many environmental laws and regulations are too costly and can not be justified by their benefits. Do you agree or disagree? Explain using specific examples where possible. It has been argued that urban sprawl is the root of many environmental problems. Do you agree o... click for more

Biogeochemical cycles describe the cycling and recycling of elements in ecosystems.

I HAVE COMPLETED MOST OF THIS ASSIGNMENT AND NEED HELP WITH THE LAST PART. Below is the complete assignment I have already completed everything except for the "Biogeochemical cycles describe the cycling and recycling of elements in ecosystems. In your own words, describe the cycling of carbon, phosphorus, and nitrogen through both the living (biotic) and non-living (abiotic) components of ecosystems. And, describe how humans have impacted each of these three cycles. " Here is website that has good information http://www.marietta.edu/~biol/102/ecosystem.html#BioGeoChemicalCycles8 I am lost and I need someone to help me with this last part. Please Please help and I need the work to be ... click for more