Matching Pairs Environment collocationsOnline version To test sts knowledge of collocations that often appear when discussing environmental issues. by Evandro Gurgel 1 greenhouse 2 pristine 3 life 4 rising 5 fossil 6 solar 7 melting 8 severe 9 climate 10 population 11 water 12 finite ice cap sea levels density gases resources energy shortages environment change expectancy famine fuel