DUBAI—Officials from the United Arab Emirates leading talks at the United Nations climate conference proposed a compromise agreement on Wednesday that calls for the world to transition away from fossil fuels, seeking to bridge differences between big energy-producing nations and countries that want to completely phase out coal, oil and natural gas.The proposed deal, circulated after all-night talks, calls for “transitioning away from fossil fuels in energy systems, in a just, orderly and equitable manner.” It says the shift to clean energy for the global economy should accelerate this decade with the aim of net-zero greenhouse gas emissions by 2050. Scientists say that is crucial to fulfilling the Paris Accord, the landmark climate agreement that calls for governments to attempt to limit ...