The Top Aurora Videos Of 2013

As the sun reaches the apex of its 11-year solar cycle, here’s a look back at some of the most impressive videos of aurora borealis and australis recorded in 2013.

Boat Schools : A Floating Future

Every year millions of school children in Bangladesh miss countless school days when their schools are flooded. But now local NGO have come up with a simple solution, building schools that float.

Sand Wars Come To New England Coast

Sand is becoming New England coastal dwellers’ most coveted and controversial commodity as they try to fortify beaches against rising seas and severe erosion caused by violent storms.

Documenting The Swift Change Brought By Global Warming

For 25 years, photographer Peter Essick has traveled the world for National Geographic magazine, with many of his recent assignments focusing on the causes and consequences of climate change. In a Yale Environment 360 photo essay, Essick presents some of the images he took in Antarctica, Greenland, and other far-flung locales.

Ozone’s Long Path to Recovery

The holes that formed in the ozone layer over Antarctica in 2011 and 2012 are a study in contrasts. The 2011 hole ranked among the ten largest recorded since the 1980s, while the 2012 hole was the second smallest. Why were they so different? Is it a sign that stratospheric ozone is recovering?