How does wave refraction happen? An animated guide

Here is a great animation of how wave refraction works.
 http://www.wiley.com/college/strahler/0471480533/animations/ch19_animations/animation2.html

Can the UK meet it’s conservation commitments in the Norfolk Broads?

Whilst there is often news about the need to protect important ecosystems abroad, there is rarely much news about how we are protecting our own globally important ecosystems. Here is a look at the Norfolk Broads.
http://news.bbc.co.uk/1/hi/england/7024442.stm

Is nuclear power the answer?

This link takes you to a special report on the possible future role of nuclear power in meeting our future energy demand.
http://news.bbc.co.uk/1/hi/in_depth/sci_tech/2005/nuclear/default.stm
Whilst nuclear power is seen as being a clean source of energy in terms of its greenhouse gas emissions, some say that there are hidden emissions caused by the extraction of minerals to create [...]

What is life like in a Brazilian gold mine?

This link will take you to a series of pictures that show the day to day trials faced by artisinal miners in the Amazon Rainforest of Brazil - how different is it from your life?
http://news.bbc.co.uk/1/shared/spl/hi/picture_gallery/07/americas_brazilian_gold_mine/html/1.stm

Why are volcanoes erupting in the Red Sea?

Here is a link to a volcanic eruption in October 2007, which occured along the constructive boundary between the Arabian Plate and the African Plate.
http://news.bbc.co.uk/1/hi/world/middle_east/7021596.stm 
It is a northward extension of the African Rift valley which has also seen a recent increase in volcaic activity, such as the eruptions at Danakil in Ethiopia (more information at the [...]