Articles by Richard Cowan and Timothy Gardner

Senator Kerry, UN’s Ban Ki-moon Upbeat on Climate Bill Prospects

U.S. Senator John Kerry said Tuesday he will try to “outline” a compromise climate control bill before December’s international global warming conference and U.N. Secretary-General Ban Ki-moon gave an upbeat assessment of Washington’s intentions. “From what I heard today, there …

Report Says Forests Could Become Source of Global Warming

The world’s forests are at risk of becoming a source of planet-warming emissions instead of soaking them up like a sponge unless greenhouse gases are controlled, scientists said. Deforestation emits 20 percent of the world’s carbon dioxide when people cut …

Pole-to-pole Flight Finds CO2 ‘Piling Up’ over the Arctic

Scientists who flew a modified corporate jet from pole to pole to study how greenhouse gases move found carbon dioxide piling up over the Arctic, but also higher than expected levels of oxygen over the Antarctic. The three-week, $4.5 million …