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Tag Archives: renewable energy

Renewable Energy is reaching a tipping point

The IRENA Renewable Power Generation Costs report 2020 has just been published (June 2021) and it shows some very interesting data: in the ten years from 2010 to 2020 renewables have moved from a nice to have from an environment impact viewpoint to a must have from an economic viewpoint. …

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Post-Pandemic Scenarios – XLI – Energy 3

The quest for clean ways of transforming energy is relatively recent.We usually talk of “clean” energy but the point lies in the “transformation” of energy and whenever we are transforming energy the second law of thermodynamics rules. In lay terms this law states that the process of transformation always result …

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From fill her up to power her up

Last December (2020) a draft document prepared by the European Commission indicated a target of 30 million electric vehicles on the European roads in 2030. Transportation contributes for 1/4 of greenhouse gas emission and 30% of CO2 emission in Europe. The 30 million electric cars figure is considered a “must” …

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Leveraging on different mix of energy sources

We have been using renewable energy (power, actually) for quite a while. Hydroelectric power pre-date the use of fossil power in industry and in electricity generation. The last 100 years have seen a growth in technologies for generating electricity from other renewable sources, light, wind, tides, geo-thermal and increased application. …

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Megatrends for this decade – XI

10. Globally abundant, cheap renewable energy The use of energy has been a trademark of humankind, from the taming of the fire to the invention of ways to harvest hydropower and wind-power (mills). Yet, form most part of human history the amount of energy used has been negligible. The industrial revolution …

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Building a Smart City from scratch – II

2. Renewable energies The BleuTech announcement for building a Smart City from scratch in the Las Vegas Valley includes the goal of creating a city that is completely based on renewable energy (wind, solar, water, kinetic). Construction starts in December 2019 and it is planned to involve 25,000 workers over …

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Window curtains to generate electrical power

Harvesting sunlight to generate electricity has been a goal for several years now and there are plenty of solar panels doing exactly that. However, being able to harvest solar power from an apartment window remains an open goal. There are some companies, like SolarWindow, that offer a special coating to …

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