A 200-gallon biogas generator in Oregon turns 15 pounds of food waste into cooking fuel daily. As food and yard waste decompose, methane and carbon dioxide are created, inflating the rubber bladder to ...

It’s around mid-morning as we are ushered into the compound of a homestead with a well-manicured lawn in Kiambu. At one end of the compound stands a cowshed and inside it something can be heard ...

The term “climate change” refers to a change in the statistical distribution of weather patterns. Climate change is caused by a number of factors. These can be naturally-occurring factors, such as ...