<Li> evapotranspiration (ET)--the water evaporating from the soil and transpired by plants . </Li> <Li> e-waste - electronic waste, especially mobile phones, televisions and personal computers . </Li> <Li> extended producer responsibility (EPR) (product take - back) - a requirement (often in law) that producers take back and accept responsibility for the responsible disposal of their products; this encourages the design of products that can be easily repaired, recycled, reused or upgraded . </Li> <Li> external water footprint--the embodied water of imported goods cf . internal water footprint . </Li>

What is meant by take back in environmental science
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