This article helps to bring relevance to why we should study soil and erosion,as well as, possible solution(s) for erosion problems. Aligns with 5.2.A.c, 5.3.A.c and 5.1.A.a
Very intriguing site listing live statistics including world population, species extinct, forest lost, forest replanted and an oil depletion timer. Click on Population Counters (globe on the right) to see the populations on each continent as the globe slowly spins around. Very cool!