Search

...Introduction - The versatility of mammals is a central theme of the 'Studying mammals' series of units, but surely no environment has tested that versatility as much as the rivers and oceans of the world. Mammals are essentially a terrestrial group of animals, but three major groups have independently adopted an aquatic way of life. In moving to the water, aquatic mammals...

...Introduction - This free course, Environment: treading lightly on the Earth, focuses on the problem of greenhouse gas emissions, especially carbon dioxide (CO2), and explores what you can do to lighten those emissions to help reduce the rate of climate change. You will assess your ‘carbon footprint’ and see what actions you and, if relevant, other household members...