Toward a Clean Energy Future
The Observer, Feb. 16, 2009
Steve Cohen's Blog

A Rock That Helps Out in a Hard Place
Miller-McCune Magazine, Nov. 10, 2009

Machine Trees
The Eye, Oct. 14, 2009

Pulling CO2 From the Air: Promising Idea, Big Price Tag
environment360, Oct. 9, 2009

Stone Savior
National Geographic Adventure, Oct. 1, 2009

Combating Climate Change by Storing CO2 Underground
PRI's The World, Sept. 30, 2009

Another Way of Getting Rid of CO2
The Economist, Sept. 7, 2009

Synthetic Trees, Algae, Can Counter Climate, Say Engineers
Times of London, Aug. 27, 2009

6 Bright Ideas for Future Energy
Popular Science, Jul. 1, 2009

Scrubbing CO2 With Synthetic Trees
New York Times blogs, Jul. 1, 2009

'Synthetic Tree' Aims to Catch Carbon in Air
CNN, Jun. 22, 2009

Africa Weather Network Launched
UN News Centre, Jun. 18, 2009

Carbon Tracking in the North Sea
The Engineer, May 27, 2009

Sucking It Up
Nature, Apr. 30, 2009

Can America Afford to 'Go Green'?
ABC World News, Apr. 22, 2009

New York Touts Plan to Lock Away CO2
Agence France-Presse, Apr. 21, 2009

Engineers Design Fake 'Trees' to Pull in CO2
MSNBC, Apr. 16, 2009

The Rock That Ate CO2
Leonard Lopate Show, WNYC, Mar. 19, 2009

CO2 -Eating Rocks
Living On Earth, Mar. 13, 2009

Latest (And Hardest) Tool for Battling Climate Change
Discover, Mar. 10, 2009

Maps Show Rocks Ideal for Sequestering Carbon
New York Times, Mar. 9, 2009

Scrubbing the Skies
The Economist, Mar. 7, 2009

Vote the Rock
Mother Jones, Mar. 6, 2009

Scientists Map U.S. Rocks That Soak Up CO2
Reuters, Mar. 6, 2009

Bamboo Bikes to Get Africa Moving
Mother Nature Network, Mar. 3, 2009

CO2-Gobbling Rocks
Forbes, Mar. 1, 2009

The Rock That Ate CO2
OnEarth, Mar. 1, 2009

How to Stash CO2: Turn It Into Stone
Christian Science Monitor, Feb. 5, 2009

Some Rocks Can Clean Up CO2
Medill Reports, Feb. 4, 2009

Can Technology Clear the Air?
New Scientist, Jan. 7, 2009

Mobiles Give Africa's Farmers a Chance
The Guardian, Jan. 4, 2009

Treating Patients With Cell Phones
Fortune, Dec. 30, 2008

Farming With Cell Phones
Malawi Daily Times, Dec. 17, 2008

Three Rules for Technological Fixes
Nature, Dec. 17, 2008

Cheap Transport on Two Wheels
The Economist, Nov. 27, 2008

Mideast Rocks Show Promise to Store CO2
EarthSky, Nov. 25, 2008

Eating Carbon
The Economist, Nov. 13, 2008

The Secret Life of Rocks
Good, Nov. 12, 2008

Scientists Say Rocks Can Soak Up CO2
Reuters, Nov. 6, 2008

Carbon-Capturing Rocks
Technology Review, Nov. 4, 2008

Iceland Finds New Ways to Trap Carbon
InterPress News Service, Oct. 9, 2008

Iceland Tests Carbon Capture
BBC TV, Oct. 9, 2008

Cell Phones Transform Africa's Development
All Africa, Sept. 18, 2008

Lighting Up Africa Through Innovation
Business Week, Sept. 11, 2008

Top ten eco innovations for a better planet
Plenty Magazine, Aug. 1, 2008

Tucson firm's 'synthetic trees' could help clean air
Tucson Citizen, Jul. 31, 2008

Scientists Pursue CO2 Storage in the Ocean Floor
NPR Talk of the Nation, Jul. 25, 2008

Deep-Sea Carbon Sequestration
NPR Science Friday, Jul. 25, 2008

A Water Pump For the People
Christian Science Monitor, Jul. 23, 2008

Bamboo bikes have benefits
San Francisco Chronicle, Jul. 4, 2008

Mopping Up the CO2 Deluge
TIME, Jul. 3, 2008

Capturing Carbon
PBS, Jul. 2, 2008

Turning CO2 to plastics and dry ice
Business Green, Jun. 2, 2008

Hopes to usher in a revolution in affordable lighting
Economic Times (India), Jun. 1, 2008

Could US Scientist’s ‘CO2 Catcher’ Help to Slow Global Warming?
The Guardian (London), May 31, 2008

Seeing Crisis as Opportunity
NPR Marketplace, May 23, 2008

Using Mobile Tech to Enhance Business Devt
This Day (Nigeria), May 15, 2008

The Next Billion: Mobile Technology Saves Lives In Sub-Saharan Africa
InformationWeek, May 9, 2008

Petrify, Liquiefy: News Ways to Bury Greenhouse Gas
Reuters, May 8, 2008

Solving Global Warming With Giant Vacuums
Los Angeles Times, Apr. 29, 2008

Europe Turns to Coal Again, Raising Alarms on Climate Change
New York Times, Apr. 23, 2008

Technological Keys to Climate Protection
Scientific American, Apr. 1, 2008

A Solar Grand Plan
Scientific American online, Jan. 1, 2008

Remove CO2 From Air? Experts Working on It
MSNBC, Nov. 20, 2007

Giving Climate Change a Kick
ScienceNOW, Nov. 9, 2007

Hot Gizmo: Mechanical Trees
Rolling Stone, Oct. 21, 2007

Mobiles for the 'world's poorest'
BBC, Sept. 10, 2007

Scientists Attempt to Roll Back Emissions
The Guardian, Jul. 30, 2007

From Sturdy Bamboo, a New Way to Pedal
The Seattle Times, Jun. 23, 2007

Experimenting With Carbon Sequestration
National Public Radio, Jun. 1, 2007

New Device Vacuums Away Carbon Dioxide
LiveScience, May 1, 2007

Curbing Emissions Won't Be Enough
Newsweek, Apr. 16, 2007

How to Cool a Planet (Maybe)
New York Times, Jun. 27, 2006

Iceland Set to Capture Carbon in its Rocks
Associated Press, Apr. 21, 2006

How Earth-Scale Engineering Can Save the Planet
Popular Science, Aug. 1, 2005

Needling Out the Arsenic Epidemic
Geotimes, May 1, 2005