Daily Roundup: November 19, 2010

In Deep: An explosion at a New Zealand coal mine trapped 29 workers underground. Rescuers do not yet know if the miners are alive. Telegraph and TVNZ

They're Grrreat! The leaders of 13 countries will meet in St. Petersburg, Russia, for a summit on tiger conservation. BBC

Hit the Ground Jumping: Scientists discovered three new species of amphibians in Colombia, including one toad that skips the tadpole stage of development. Science News

Clean Sweep: A new California regulation limits the allowable amount of VOCs in cleaning products. Some 2,000 household cleaning products will be affected by the rule. Scientific American

Year of the Rat: Researchers confirmed that the rat plagues that occur every 50 years in India are connected to a stage in the life cycle of bamboo forests that produces a glut of edible seeds. During a four-month period in 2009, 2.6 million rats were collected in one region. BBC

--Della Watson