A new study suggests a natural climate cycle in the North Atlantic Ocean gobbled Earth's extra heat.
Glaciers retreat in Alaska, two tropical storms harass Hawaii and dust covers the Red Sea.
The glaciers on the Tibetan plateau -- which provide freshwater for 2 billion people -- are warmer than in the past two millennia.
Bamboo -- technically a grass not a tree -- grows fast, captures carbon and can be made into pale ale.
Glaciers worldwide are melting due to human factors, such as greenhouse-gas emissions and aerosols, a new study suggests.
In 36 city programs there have been zero bike share-related deaths since the first bikes hit the streets in 2007.
Trace presents a group of islands that may be at risk of going bye-bye within the next 30 years.
The logs of old ships could help scientists predict future weather patterns.
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