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Several factors help determine whether a given earthquake will generate a dangerous tsunami, but the process is not yet fully understood.
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In addition to generating cleaner electricity, covered canals have the added benefit of reducing evaporation in arid locations. -
A dangerous heat wave will continue to grip San Diego County valleys, mountains and deserts Friday. -
In Canada, more than 25 million acres of land — an area larger than Portugal — has burned, and the fire season shows no signs of slowing. Here's why many fires are being left to burn. -
An independent study found ratepayers could see lower electricity bills if the city were to form a municipal utility. -
High temperatures may continue to rise through Friday for most areas. -
Scientists have used a gene-editing technique to make mosquitos allies in the fight against malaria. Environmentalists are troubled by the idea of genetically modifying wild animals. -
A dramatic increase in ocean temperatures around South Florida in early July caught scientists off-guard. They're now rushing to help struggling coral on the only inshore reef in the continental U.S. -
A boy in Oklahoma reeled in an alarmingly weird catch this past weekend: a pacu, the South American fish that's a cousin of the piranha — and whose humanlike teeth have long struck fear in swimmers. -
South Bay beaches aren't a good option because of polluted waters, but people who live along the coast are cool, for now. -
Caltrans crews closed all northbound lanes of State Route 67 in the Lakeside/Ramona area Tuesday for an emergency sinkhole repair.
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