The Clear Orb is a proposed glass desalination dome 40 meters in diameter, lined with solar cells to generate power to pump seawater. Inside the orb, the sun’s heat would distill the saltwater through evaporation and condensation. The project could generate 3,820 megawatt hours of electricity and 2.2m liters of fresh water a year. The underbelly of the orb is covered in fins that can turn wave action into electricity. Artists: Jaesik Lim, Ahyoung Lee, Jaeyeol Kim, Taegu Lim from Seoul, South Korea.
Photograph: Land Art Generator Initiative

In recent months we’ve seen some interesting competitions blending technology with art and aiming to improve the world in some way, like lionfish hunting, wildlife crime controlling, and milk tea brewing. But a biennial public art contest organized by the Land Art Generator Initiative, featured last week in The Guardian, might be the most impactful in terms of scale and long-term inspiration – although the anti-poaching stuff is pretty good too. Alison Moodie writes (and make sure to follow her first link!):

These ideas illustrate the possibility of marrying aesthetics with renewable energy and water technology and educate the public about the challenges of addressing climate change and feeding a growing population.

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