water

• Eric Stowe: Clean water for children
• Lansing and Watson: Water temples forever

• Benjamin Zaitchik's climate science
• Steve Lansing: Bali's water temples
• Sameer Kalwani: Safe drinking water
• Ned Breslin: Fixing the water crisis
• Justin Gallivan: Custom bacteria
• Shorts: Pieter Hoff explains his Groasis waterboxx
• Pieter Hoff's Groasis waterboxx
• Michael Blum: Failure and resiliency
• Carlo Ratti: Oil-absorbing robots
• David de Rothschild and the Plastiki expedition
• Quick takes: Justin Gallivan
• Carl Safina: Fishing with long lines

Blog posts

• 100,000 African farmers insured by Rose Goslinga's Kilimo Salama
• Meet the 2012 Social Innovation Fellows: Eric Stowe
• Watch now: Steve Lansing on Bali’s efficient water temples
• This week in PopTech: The battle for water and light in L.A.
• Image-wise: Earth as art
• PopTech Editions II: Sameer Kalwani on Sarvajal's clean water micro-infrastructure
• This week in PopTech: Book releases, musical reviews and food rules
• This week in PopTech: Reality based games, science critics, and reforestation opportunities
• The Hanging Garden: Detecting moisture levels with sensors and LED lights
• Image-wise: Largest water reservoir discovered in a quasar
• Image-wise: Water - curse or blessing
• Image-wise: Aghanashini River, India
• Spend Earth Day with David de Rothschild
• One year later: Michael Blum on the state of the Gulf coast
• Interview: Ned Breslin on World Water Day and long-term water solutions
• When failure looks like success: Andrew Zolli and Ann Marie Healy explain
• Image-wise: Antarctica's blood red waterfall
• Talking trash and making monsters with Tierney Thys
• Popular Science recognizes Pieter Hoff's Groasis waterboxx
• Gale McCullough shares quite a whale of a tale
• Pieter Hoff: Saving the World with Radical Roots and Water Batteries
• Carlo Ratti's conveyor belt oil extractor
• Michael Blum and the trouble with Deepwater
• David de Rothschild helms the Good Ship Plastiki
• Ned Breslin Rethinks Water Aid
• This Week in PopTech: Sustainable Development, Aquaponics and Speaking Human
• Learning from the Water Crisis of Our Making
• Daniel Nocera on personalized energy

People

• 
  David Bellwood
• 
  Michael Blum
• 
  Ned Breslin
• 
  Justin Gallivan
• 
  Pieter Hoff
• 
  Sameer Kalwani
• 
  Steve Lansing
• 
  Janot Mendler de Suarez
• 
  Carlo Ratti
• 
  Carl Safina
• 
  Eric Stowe
• 
  Eunice Warue
• 
  Julia Watson
• 
  Benjamin Zaitchik
• 
  David de Rothschild