Besides producing massive amounts of CO2, concrete production also uses large amounts of water contaminated with concrete. Managing the slurry or concrete wash water is [...]
Portland, Oregon is known for being the home of water-generated power, but while you may think of large dams, we are actually talking about pipe-based water power. A while [...]
Solar desalination methods have been around for awhile, both for powering the process, and to help with evaporation. Rice University’s solar-powered approach for [...]
Editor’s Note: This article is part of a series of guest columns on innovative energy technologies and opinions. Yalin Li, Colorado School of Mines Most people think as [...]
H2O in place of gas sounds pretty alluring. It also sounds pretty far out there. But given that we here at Cleantech Concepts have seen a lot of work on hydrogen production [...]
In these days of increased concern about climate change, two of the greatest vulnerabilities affecting our current food production are the availability of arable land and the [...]
It’s the new hydropower. Not dams, no reservoirs, just pipes. With help from Oregon State engineering researchers, an Oregon startup company is developing a system to [...]
China is on a cleantech tear, even at a municipal level. Recognizing that the waste in its waterways was detrimental to its image and business, the historic City of Suzhou in [...]
Concept: Run satellite data through proprietary models to pinpoint needs for nitrogen fertilizers. Swedish firm Vultus is introducing a service for farmers to help them [...]
Concept: The oil & gas industry isn’t going away any time soon, so let’s consider it a global opportunity for clean tech innovation. To secure a sustainable future, [...]