By Timothy Gardner WASHINGTON (Reuters) – President Joe Biden paused pending approvals of exports from new liquefied natural gas projects on Friday, a move cheered by climate activists that could delay decisions on new plants until after the Nov. 5 election. The Department of Energy (DOE) will conduct a review during the pause that will look at the economic and environmental impacts of projects seeking approval to export LNG to Europe and Asia where the fuel is in hot demand. The review will take months and then will be open to public comment which will take further time, Energy Secretary Jenn…