The world has made "important progress" in its efforts to tackle climate change through new pledges presented during a U.S.-convened climate summit, but further actions are required, President Joe Biden said Friday."The commitments we've made must become real. Commitment without us doing it -- it's just a lot of hot air," Biden said as he wrapped up the two-day virtual meeting, which brought together 40 other world leaders including from China, the world's largest carbon dioxide emitter, as well as India and Japan.Calling measures to tackle the climate crisis a "moral imperative to future g…READ FULL ARTICLE