In heavily-paved urban areas, a good downpour can quickly overwhelm a municipal sewer system. But an ancient building technique that’s popular in Europe suggests a way to alleviate the problem: add a touch of green to the roof. Roof-top vegetation provides insulation, cooling and waterproofing; and it can help prevent runoff, too. Here in the […]
In this traditionally dry late summer season, federal land managers out west are hoping to prevent the huge wildfires that plagued much of the region this past decade. One of their strategies is to set more “controlled burns” than ever before which is a big change from past practice, when logging was used to rid […]