SEATTLE — A north Seattle neighborhood is split on the for ecology blocks that cover a stretch along NE 127th St and prevent anyone from parking there. Some say they need to be removed from the public ...

Ecology blocks are large slabs made from recycled concrete, with grooves on the top and bottom to help form retaining walls. But on city streets and sidewalks, they form a different kind of barrier: ...

A processing plant is up and running in the community of Elk Point, a town about 200 kilometres northeast of Edmonton. Asinikahtamwak is an Indigenous-owned hemp block company that makes ...

Traditional cement production is responsible for about 7 percent of global greenhouse gas emissions, making it a significant contributor to climate change. So faculty at CU Boulder started developing ...