This hands-on activity will connect your child with the trees in her backyard and neighborhood. Aside from being big and beautiful, trees serve a very important purpose on our planet. Can your child ...

Low-cost “tree fitbits” can pinpoint the precise timing of tree activities, like spring bloom or autumn leaf change, according to a new University of Colorado Boulder study. Researchers outfitted two ...

Low-cost “tree fitbits” can pinpoint the precise timing of tree activities, like spring bloom or autumn leaf change, according to a new CU Boulder study. Researchers outfitted two East Boulder ash ...