Today and as sea level continues to rise in the future, extreme high tide events cause Honolulu, Hawai‘i’s primary urban center to experience flooding not just from water washing directly over the shoreline, but also from groundwater inundation as the water table is pushed toward the surface, and reverse flow through the municipal drainage system.

Disasters that occur in one place can trigger costs in cities across the world due to the interconnectedness of the global urban trade network. In fact, these secondary impacts can be three times greater than the local impacts, a Yale study finds.

The amount of farmland around the world that will need to be irrigated in order to feed an estimated global population of 9 billion people by 2050 could be up to several billion acres, far higher than scientists currently project, according to new research.

Falling visibility in three major African cities reveals that air pollution has increased significantly over the last 45 years – leaving citizens facing further short-term increases in man-made pollution due to increasing urbanization and economic development, a new study reveals.

As droughts become more frequent and intense, the fragmentation of water service in the U.S. leaves many households vulnerable to water contamination or loss of service.

A review of several major oil spills and how NOAA's roll in response to these events has evolved with time.

Wind, which generates less greenhouse gas emission than burning fossil fuels, is making up an increasing share of the energy production portfolio in the United States. But wind is not as efficient as coal or natural gas, causing some concern about its economic impact.

To address the plastic environmental crisis, Cornell chemists have developed a new polymer with ample strength in a marine setting that is poised to degrade by ultraviolet radiation, according to research published March 30 in the Journal of the American Chemical Society.

Oceanography professors say the Deepwater Horizon spill in 2010 changed the Gulf of Mexico in ways we are still trying to understand.

A new StoryMap details the struggles faced by a critically endangered hawksbill sea turtle population and the team of conservationists working diligently to save them.