A building’s primary purpose may be to keep the weather out, but most do such an effective job of this that they also inadvertently deprive us of contact with two key requirements for our well-being and effectiveness: nature and change.
Two vertebrate species go extinct every year on average, but few people notice, perhaps because the rate seems relatively slow—not a clear and present threat to the natural systems we depend on.
Concrete surfaces can remove sulfur dioxide, a major contributor to air pollution, from the air, new research suggests.
Scientists say converting marginal cropland provides the best opportunity for adding milkweed to help restore the Eastern migratory monarch population. In addition, planting milkweed elsewhere, including protected areas, and urban and suburban locations, may be necessary.