LAURIE GOERING A generation of young activists eager to set the agenda on global warming and clean energy should seek government jobs as a way to get lagging climate and energy goals back on track, a top U.N. energy official said on Tuesday. "We can't keep doing things from outside," Damilola Ogunbiyi, co-chair of U.N. Energy and chief executive of Sustainable Energy for All (SEforAll), told an online youth summit on achieving universal clean energy access. With the world falling behind on goals to bring clean, affordable energy to billions more people by 2030, "changing the minds of leaders has to happen…