If we’re serious keeping warming “well below 2°C, geoengineering may be necessary.
The Paris establishes an aspiration goal of holding climate change to 1.5°C, with a firmer goal of holding the global temperature decrease “well below” 2°C. As a practical matter, the 1.5°C goal almost certainly would require geoengineering, such as injecting aerosols into the stratosphere or solar mirrors. Even getting well below 2°C is likely to …CONTINUE READING
The Long Road from Copenhagen to Paris
Six years ago in Copenhagen, China was seen as the spoiler. A widely read article claimed that China had “wrecked” the Copenhagen deal. One of China’s lead negotiators suggested that American envoy Todd Stern was “ignorant,” lacking in “common sense” or “extremely irresponsible.” What a difference a few years can make. On Saturday in Paris, …CONTINUE READING
FINALLY, a global agreement to move forward.
The Paris agreement has now been adopted. As the Washington Post reports: “Negotiators from 196 countries approved a landmark climate accord on Saturday that seeks to dramatically reduce emissions of the greenhouse gases blamed for a dangerous warming of the planet. The agreement, adopted after 13 days of intense bargaining in a Paris suburb, puts …CONTINUE READING