But researchers are breeding the survivors into more resilient populations. Port Orford cedar trees in Redwood National Park that were killed by the root disease caused by the pathogen Phytophthora ...

Fritillaria falcata. Photo by John Game of Berkeley. Caltrans has blocked the town of Woodside’s attempt to build 200 units of affordable housing on land it owns near I-280 because it would endanger a ...

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Every avid gardener knows the benefits of a trimming chainsaw. But it's not always a wise idea to shape your trees with one. It's heavy-duty, noisy, and too messy. A hand saw can also get the job done ...