By Jeff Mason and Trevor Hunnicutt SEATTLE (Reuters) -U.S. President Joe Biden marked Earth Day on Friday with a speech promoting a new effort to protect old-growth forests as he visits the lush but fire-prone Washington state. The move comes as Biden has drawn fire from environmentalists for shifting his focus from climate change to boosting energy production amid high inflation and war in Europe. The executive order signed by Biden on Friday will create the first-ever inventory of old-growth forests on federal lands and develop a plan to conserve them. It will also task diplomats with doing …