MATLS 4I03 Lecture Notes - Background Radiation, Exxonmobil, Nomic
11 Feb 2014
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Environmental metrics (cid:1) materials intensity* (cid:1) energy intensity* (cid:1) global warming potential (gwp*) (cid:1) acidification potential (ap) *references for this lecture are found in the sub-folders on the website with these names. Trends in materials use (cid:1) from 1970 to 1995 consumption of raw materials: (cid:2) usa 2. 0 to 2. 8 billion tonnes (1. 4 x) (cid:2) world 5. 7 to 9. 5 billion tonnes (1. 7 x) (cid:1) non-renewable materials have increased the most. Trends in materials intensity (per capita per year) (cid:1) less primary primary metals, except al (cid:1) more plastics and paper (cid:1) more light-weight materials (cid:1) more recycled materials (cid:1) more diverse consumer products makes recycling difficult. Type, 1970 - 2025 (cid:1) oil still projected to be dominant (cid:1) natural gas growing fastest (clean) (cid:1) coal used for power & industry (steel) is expected to grow, particularly in china highlights. pdf. Climate change (cid:1) the united nations framework convention on climate change (unfccc) defines climate change as:
