Plate Tectonics

The idea that the earth's plates are in constant movement can be a confusing notion, but this extract from the series "Earth, the Power of the Planet" by Dr Iain Stewart gives an excellent explanation of the processes that are taking place.

World Population

It is estimated that the world's population exceeded 7 billion in March 2012. Under current projections the global population is expected to be as high as 10 billion by 2050.

How can the earth and its finite resources cope with such the population explosion? What will it mean for each one of us and for our children? How will our lives and environment change? Are we heading for impending disaster? Take a look at some of the following videos and resources to help you ponder these questions?








Have a look at this Population clock too.