As of late August 2014, tropical atmospheric temperatures appear to be responding more strongly to the ocean than they typically do at this early stage of El Niño development.   

Natural variability can explain much of Earth's average temperature variation since the end of the last ice age, but over the past century, global average temperature has risen from near the coldest to the warmest levels in the past 11,300 years.

Temperature extremes have been pretty unusual across the United States so far in 2014. Looking back over this time period quickly reveals at least part of what was going on: the polar jet stream got into a serious rut.

New research titled: "Observational evidence for interhemispheric hydorxyl parity," appeared in the Sept. 11 issue of Nature. The research, which is about the abundance of the hydroxyl radical on ... ...

If you are someone who wants more or stronger ENSO events in the future, I have great news for you–research supports that. If you are someone who wants fewer or weaker ENSO events in the future, don’t worry–research supports that too.

The article "Enabling Climate and Energy Literacy: A Shared Effort" about the CLEAN collection (featured on NOAA's Climate. gov Portal) made the front page of the September issue of the American ... ...

The Southern Ocean that encircles Antarctica lends a considerable hand in keeping Earth's temperature hospitable by soaking up half of the human-made carbon in the atmosphere and a majority of the ... ...

Summary: Communities can complete this questionnaire to assess their level of preparedness for extreme events. The exercise helps communities discuss and discover their climate-related vulnerabilities.

Flash floods scoured Phoenix and surrounding areas on September 8, 2014. How did the rainfall totals compare to normal September precipitation?

It's the time of year for potentially toxic algae blooms in Lake Erie. But the stage for most blooms is set in spring.