Automobile exhaust emitted by fossil-fuel-based vehicles, especially those operating on diesel, is known to be a major source of fine dust and greenhouse gases . Using biodiesel instead of diesel is ...

Many grocers and retailers will give away used cardboard boxes to customers. But some big-box stores are a bit stingy when it comes to discarded boxes, as one Walmart employee recently found out. In ...

Discarded boxes and crumpled packing paper have become a permanent feature of modern life, mushrooming into mini-mountains in ...