Loose change: A news roundup

In the void left by President Donald Trump's decision to pull the United States out of the Paris climate agreement, leaders from various states, cities and companies are stepping in, pledging to continue work toward the Obama-set national greenhouse gas target. And the growing coalition has submitted documentation to the United Nations Framework Convention on Climate Change to represent their effort. According to Reuters , former New York City Mayor Michael Bloomberg, who serves as the U.N. Secretary-General's special envoy...