By Jarrett Renshaw and Valerie Volcovici WASHINGTON (Reuters) – U.S. President Joe Biden plans to announce new federal measures aimed at the climate crisis on Wednesday during a trip to Massachusetts, but will stop short of declaring a climate emergency, people familiar with his plans told Reuters. Democratic lawmakers and environmental groups have been calling for the White House to take aggressive measures on climate change after Democratic Senator Joe Manchin said last week was not ready to support key climate provisions in Congress. Biden has been under pressure to declare an emergency, wh…