At the Delaware Memorial Bridge, about 35 miles southwest of Philadelphia, the tidal waters of the Delaware River estuary push upstream with every incoming tide but are opposed by the river’s downstream flow. 

A new study shows that plant materials originating in Arctic sea ice are significantly incorporated into marine food webs that are used for subsistence in local communities of the greater Bering Strait region. 

Hurricanes moving slowly over an area can cause more damage than faster-moving storms, because the longer a storm lingers, the more time it has to pound an area with storm winds and drop huge volumes of rain, leading to flooding. 

In a study published in Nature Sustainability, an ecosystem scientist and an agricultural economist outline how to develop a more sustainable land management system through data collection and stakeholder buy-in.

Not long ago, the azure waters of the Caribbean contained healthy and pristine coral reef environments dominated by the reef-building corals that provide home to one-third of the biodiversity in the region.

The huge Antarctic iceberg has floated into warmer waters, but it is still mostly intact.

After ruling out pressure within the magma chamber, scientists investigate precipitation as a cause for 2018 eruption.

Citizens around the world depend upon data from NASA satellites.

A new international study led by Monash University climate scientists has found reef sand is dissolving much quicker than previously thought due to the impact of microbes.

Satellite data show that aerosol levels have dropped significantly since the COVID-19 lockdown began.