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...reason the city is home to the "Delhi cough" - and now scientists are discovering that the sooty air isn't good for the climate either. According to some estimates, black carbon may be responsible for as much as 18% of the planet's warming, making it the No. 2 contributor to climate change after carbon dioxide, which accounts for 40%. "The world could think that we just cut CO2 and the problem is solved and we all go home, but it's not," says Veerabhadran Ramanathan, a climatologist from the Scripps Institution of Oceanography and an expert on black carbon...
...good news is that while taking CO2 out of our energy cycle has proven very difficult - especially in poorer developing nations - black-carbon emissions should be easier to curb. Reducing deforestation will help - the burning of tropical rain forests is a big contributor to the black-carbon load. Next, diesel filters in cars can be upgraded, and biomass-burning stoves can be exchanged for technology that uses solar power or natural gas. These changes will cost money, but they should be cheaper than decarbonization. And cutting back on black carbon will also pay immediate health dividends, with less air pollution...
...more you eat (calories in), the more fat you gain - an equation that may be heavily influenced by your particular genes. But scientists have long known that these three factors do not adequately explain every case of obesity, and now researchers are discovering increasingly convincing evidence of another important contributor to body weight, one that until recently has been almost completely ignored: the bacteria that live in your...
...champion of the World Series of Poker's "Main Event." Cada, who turns 22 next week, took home $8.5 million early Nov. 10 when he outlasted Maryland logger Darvin Moon (and 6,492 other competitors) at No-Limit Texas Hold 'Em to win the sport's biggest prize. TIME contributor Matt Villano caught up with Cada in Las Vegas to talk about preparing for the final table, what he's learned by playing poker online and what's next for history's youngest champ. (Read "21-Year-Old Wins World Series of Poker...
...author of With Purpose: Going from Success to Significance in Work and Life (HarperCollins, spring 2009). He writes "The Boom Years" column for Money magazine and is a regular contributor to TIME magazine and Time.com. Visit his website, dankadlec.com, to view his latest work and see what he's up to next...