From river deltas to ancient lakes, this video explores the formation of these features and the story they tell about the planet's past. Learn how NASA's Perseverance rover is uncovering these secrets ...

Andrew W. Tweel, R. Eugene Turner, Watershed land use and river engineering drive wetland formation and loss in the Mississippi River birdfoot delta, Limnology and Oceanography, Vol. 57, No. 1 (2012), ...

On Titan, the reverse may be true — methane-rich rivers could be denser than the hydrocarbon seas they feed, causing them to sink and bypass delta formation entirely. Why Titan’s Deltas Matter.

Researchers of Wageningen University & Research warn that rivers are becoming more vulnerable to sudden, permanent changes, such as a river spontaneously changing its course. Phys.org ...

Feng Hu et al, Long-term trends of ozone in the Yangtze River Delta, China: Spatiotemporal impacts of meteorological factors, local, and non-local emissions, Journal of Environmental Sciences ...

This is the delta where the Colorado River meets the ocean, or rather, what's left of it. Since the early 1960s, one of America's great waterways almost never actually reaches the sea.

The Provo River Delta recreation area reopened after a four-year, $10 million restoration project aimed at aiding the June sucker fish.

The Provo River Delta provides recreational amenities (like a 1.2-mile trail and wildlife observation tower) to Utah County residents and a safe haven for a threatened fish species.