NPR's Lulu Garcia-Navarro speaks with CNN's Senior International Correspondent Nick Paton Walsh about the climate deal recently reached at a major conference in Poland.
Nations agreed on rules to track the promises they made to reduce emissions, but did not set new emissions reduction goals necessary to avoid the most catastrophic effects of climate change.
The U.S. government says warming ocean temperatures and melting ice have resulted in the "most unprecedented transition in history" in the Arctic, leading to extreme weather events across the globe.
Federal officials at the U.N. climate meeting are ignoring climate science and touting coal and fossil fuels. But local and state authorities pledge to reduce greenhouse gas emissions on their own.
The U.S. hosted an event on coal and refused to endorse the findings of a dire climate science report. And yet, in official negotiations, the U.S. is working out how to implement the Paris agreement.
Tighter regulations on oyster harvesting have helped reduce the number of people affected by the deadly bacteria Vibrio vulnificus, but warming waters have allowed the bacteria to expand and thrive.
The fortuitous dip in emissions of the main greenhouse gas, carbon dioxide, during the past three years is over, as economies turn up. The trend in the near future looks grim, say climate scientists.