Longer term, sulfur from volcanoes has the potential to cool the Earth. Sulfur reacts with water in the air to form sulfuric acid droplets that reflect sunlight hitting Earth, thus blocking some rays. The reduction in sunlight can reduce temperatures for a year or so, until the droplets fall out of the atmosphere. When Mount Pinatubo erupted, it cooled the planet by 0.9 degrees Fahrenheit.
Critics say new LNG ventures in British Columbia saddle Indigenous communities with debt, opaque ownership structures, and financial risk that could leave them owing billions.
Campaigners have highlighted the irony of the Tory peer warning about threats to free speech at a think tank bankrolled by a repressive regime.
Corporate pledges to fight deforestation by turning degraded pasture into cropland seen boosting demand for harmful chemical inputs.
As the New York-based firm was preparing to work on the climate summit, it was also pushing for Brazilian oil and gas distributor Vibra Energia to help power it.
