Tidal wetlands are critical, yet vulnerable ecosystems. Tidal marshes, mangrove forests, and tidal flats support biodiversity ...

Extreme weather rarely announces itself as a turning point. It arrives as a flood that lingers a little longer, a summer that ...

Powerful king tides come around once or twice a year when the sun and moon align to produce a higher-than-normal gravitational pull. NBC News’ Bill Karins details ...

Record-breaking temperatures, deadly floods, worsening drought and intensifying hurricanes are placing millions of people ...