A start-up in Berlin has developed a kite that generates electricity as it soars. It's the pulling on the cord that does it. The firm needs investors, technological prowess, and a keen eye on the competition.
Our warming world needs alternatives to polluting fossil fuels. Wind energy is part of the solution, but how bad are wind turbines for nature?
In Germany, sun, wind, water and biomass have so far produced more electricity in 2019 than coal and nuclear power combined. But it's a snapshot of a special market situation and might not be a long-term trend.
Russian hydropower company RusHydro has launched a wind power plant in Russia’s Arctic region. It's far from a signal that fossil-fuel-hungry Russia is going green, but it's a start.
Everyone is talking about the dangers of man-made carbon. Yet getting businesses to get it out of the environment is a Herculean task. Still new CO2 mitigating production ideas may be around the corner for steelmakers.
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