Quantcast
Channel: Sandra Postel – National Geographic Blog
Browsing all 133 articles
Browse latest View live

Image may be NSFW.
Clik here to view.

Grabbing at Solutions: Water for the Hungry First

Drip irrigation, shown here in Niger, can help save water, eventually reducing the pressure that drives water grabs. Photo: Bernard Pollack, Worldwatch Institute   This piece is part of Water Grabbers:...

View Article



Image may be NSFW.
Clik here to view.

Grabbing the Colorado From the “People of the River”

Cucapá elder Inocencia-Gonzales speaks about the plight of her people near her town of El Mayor in the Colorado River Delta of northwestern Mexico. Photo credit: Blue Legacy/Oscar Durand   This piece...

View Article

Image may be NSFW.
Clik here to view.

A Groundbreaking Agreement to Save Australia’s Ailing Murray River

Dried-out wetlands along the Murray River, at Big Bend, courtesy of the Murray-Darling Basin Authority. After years of debate, fiery protests and intense negotiations, Australia has adopted a historic...

View Article

Image may be NSFW.
Clik here to view.

We’re Heading Into the Rapids All Wrong

My experience running a rapid on the Payette River in Idaho offers a metaphor and lesson for our time. A kayaker on the Payette River in Idaho. Credit: Flickr/creative commons/Rick Hobson. Lately, as I...

View Article

Image may be NSFW.
Clik here to view.

Ethiopian Dam Threatens to Destroy Indigenous Livelihoods and the World’s...

Over the last century, the construction of big dams to generate power, supply water and control floods has unleashed a damaging cascade of social and environmental consequences – including the...

View Article


Image may be NSFW.
Clik here to view.

Drought Fuels Water War Between Texas and New Mexico

Elephant Butte Dam on the Rio Grande in New Mexico. Photo by Sandra Postel As climate change alters rainfall patterns and river flows, tensions are bound to rise between states and countries that share...

View Article

Image may be NSFW.
Clik here to view.

The Perils of Ignoring the Water-Energy Nexus

Photo credit: Michael Loke/Flickr Creative Commons As we pump gasoline into our automobiles, we watch the register ring up dollars, but we don’t see the water cost: some 13 gallons for every gallon of...

View Article

Image may be NSFW.
Clik here to view.

As Drought Persists in the West, Time to Prepare for Summer Shortages

River flows dependent on Colorado Rocky Mountain snowpack are diminished by dust on snow (shown here in 2009) as well as by winter drought. Credit: NASA Drought, drought, and more drought seems to be...

View Article


Image may be NSFW.
Clik here to view.

For World Water Day, Cooperation Brings More Benefit Per Drop

Rivers pay no mind to political boundaries. If unimpeded by dams and diversions, they flow naturally from mountain headwaters to the sea, crossing borders both within and between countries as if...

View Article


Revival in the Colorado River Delta

So intimate was her connection to the river that as a girl she conditioned her hair with the soft mud from its channel bottom.  Her family fished in the waters and hunted in the dense forests of...

View Article

The Accidental Wetland in the Colorado Delta

This post is part of a series on the Colorado River Delta. Traveling south from the Mexican border town of San Luis Rio Colorado, we stop about 20 miles (32.2 km) from the Upper Gulf of California.  It...

View Article

Image may be NSFW.
Clik here to view.

Landmark Cooperation Brings the Colorado River Home

In most years, little water makes it past Morelos Dam just south of the U.S.-Mexico border, which leaves the Colorado River and its delta dry. Photo by Cheryl Zook/National Geographic This post is part...

View Article

Colorado River, Meet the Sea

This post is part of a series on the Colorado River Delta. Walking the mudflats of the Colorado River Delta in northwestern Mexico, my feet touch silt and sediment that originated in the U.S. Rocky...

View Article


Image may be NSFW.
Clik here to view.

Returning the Colorado River to the Sea

This post is part of a series on the Colorado River Delta. Once teeming with life and spanning some two million acres, the delta of the Colorado River ranked among the planet’s greatest desert deltas....

View Article

Image may be NSFW.
Clik here to view.

A Water Bank Helps Revive Colorado Delta Willows and Wetlands

This post is part of a series on the Colorado River Delta. In the delta community of Miguel Alemán, situated along the Colorado River corridor that forms the border between Mexico and Arizona, we...

View Article


Image may be NSFW.
Clik here to view.

Bringing New Life to the Colorado Delta’s Fisheries

This post is part of a series on the Colorado River Delta. The Colorado River sustains more than 30 million people and vast areas of farmland.  But with no flow reaching the delta and the sea in most...

View Article

Image may be NSFW.
Clik here to view.

Locals Help Restore the Colorado Delta

This post is part of a series on the Colorado River Delta. The Colorado River Delta once boasted a million acres of lush cattail marshes and riverside forests of cottonwoods and willows.  But today,...

View Article


Image may be NSFW.
Clik here to view.

As Oil and Gas Drilling Competes for Water, One New Mexico County Says No

The Mora River upstream of Watrous in Mora County, New Mexico. In an effort to protect its water sources, Mora County has banned oil and gas extraction on county land. Photo: J. N. Stuart/Flickr/cc In...

View Article

Image may be NSFW.
Clik here to view.

Once a Smelly Nuisance, Mexicali’s Wastewater Now Brings Life to the Colorado...

This post is part of a series on the Colorado River Delta. If there is one place that transforms wastewater from trouble-maker to life-saver it’s the site of Las Arenitas sewage treatment plant in the...

View Article

Image may be NSFW.
Clik here to view.

South African Anti-Fracking Activist Calls for Global Alliance

Anti-fracking activist Jonathan Deal, winner of a 2013 Goldman Environmental Prize, discusses strategy to save the Karoo region of his native South Africa from gas drilling. Credit: Goldman...

View Article
Browsing all 133 articles
Browse latest View live




Latest Images