HELPFUL – Page 21 – Our Fragile Earth

MORE WAYS TO IMPROVE CONCRETE WITH TIRE WASTE

Waste tire rubber can replace the coarse rocky material making up the bulk of concrete, using up some of the[…]

The world produces about 30 billion tons of concrete a year. Manufacturing cement produces an estimated 8% of global carbon[…]

One-third of Pakistan is underwater with over 1100 dead. Global warming is sharply increasing the likelihood of extreme rain in[…]

Disposal of unusable wind turbine blades is a problem. By 2050, over two million tons of blade material could be[…]

Photo: floating artificial leaf in the River Cam University of Cambridge Researchers have developed a new lightweight, flexible device using[…]

A Finnish sand battery can store green power for several months at a time in a low-cost, low impact way.[…]

New solar panels take on colorful hues while producing energy nearly as efficiently as traditional ones. These days some buildings[…]

Photo: the lake where I live Over the next 30 years the U.S. coast will experience a foot of sea[…]

A giant ‘water battery’ under the Alps could be a game-changer for Europe’s renewable energy. It’s a pumped storage hydropower[…]

It’s now possible to engineer a biofilm that harvests the energy in evaporation, making energy from the moisture on your[…]