Japan Ecology - Japan's World Expo has designed buildings that have plants sown in to the walls. Maldives Water - A new look at a device that turns salty water into a drinkable one ... Hydrogen Powered Bike - The new energy neutral vehicle that moves fast and is environmentally friendly. UK Recycling - A look at a new British plant that can recycle 175,000 tonnes of waste per year. Wind-farm Protesters - Some residents are not happy with this new and vital source of alternative energy. Hunting Bans - New arguments for a lift of a hunting ban on whales in Japan and Norway and elephants in Africa Toxic Tanneries - A chronic problem in Dhaka with residents wading through toxic puddles. Mobile Phone Towers - American phone companies are disguising their towers as trees that fit into the local area. Woodpecker - A rare bird has been discovered after being thought extinct for 60 years. Costa Rica Hurricanes - New and extensive research is being done into that causes of these powerful storms. Storm Science - A look at a new programme to study the impact of global warming on storm clouds. Wildfire Sensors - Technology in San Diego to give early warnings on hazardous brush fires.