Wood
Wood can provide a carbon neutral source of heat and power. More...
Fossil Fuel
The energy in fossil fuels comes from the sun. The energy stored in fossil fuels was built up over millions of years. To replace this amount of energy by capturing it from the sun in plants and turning them into biofuels would require a huge amount of land. We need this land to produce food.
Solar Thermal
Hot water heating accounts for about 25% of domestic energy use. In the Welsh climate solar energy can be used to heat water for about 8 months of the year. More...
Food
The impact of food on climate change comes from the energy in processing, transporting and preparing it and the greenhouses gases given off by animals. The choices made by food technologists make a big difference to this impact. More...
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