Delta Air Lines said on Thursday it would spend more than $30 million to offset 13 million metric tons of carbon emissions over 10 months last year as part of its pledge to help combat climate change.
Most Americans don't have the information they need to effectively reduce their greenhouse gas emissions, according to new research. You might be one of them.
Mankind has moved a step closer to carbon emissions-free air travel, as Chinese scientists have now developed a prototype jet engine that uses air plasma to generate propulsion.
Scientists do a lot of flying to meetings and conferences. For Peter Kalmus, flying 50,000 miles a year for his work was a huge chuck of his carbon footprint.
