Tag: renewable energy

Energy storage - an effective weapon in the fight against emissions

Published at 22. 01. 2020 | Written by Radoslav Stompf

With the rising temperatures and more frequent natural disasters caused by extreme weather, the debates about lowering or even eliminating CO2 and greenhouse gasses are getting more intense. Unfortunately, not all sectors and industries are so easy t…

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Get ready for a modern energy era: Distributed energy resources and microgrids

Published at 29. 11. 2019 | Written by Eva Almasiova

The future belongs to renewable distributed energy resources (DERs) interconnected into microgrids. But what exactly are those technologies and how do they work?

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The Effective Fuels of the Future: Biomass and Biogas

Published at 22. 08. 2019 | Written by Radoslav Stompf

Remember the stories of people burning wood in the fireplace to heat up their homes? They cut the trees to get building material for their houses. The branch leftovers which were not going to be used were burnt in the fire to create energy, in this c…

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Geothermal Energy: the Clean Renewable Energy Hidden Inside Our Planet

Published at 15. 08. 2019 | Written by Radoslav Stompf

Imagine heating up your household in the cold winter months only using the resources offered by Mother Earth without causing any harm to it. This is the everyday reality of the countries enjoying geothermal energy as the renewable energy source to ge…

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Opportunities for the Hydroelectricity of the Future

Published at 08. 08. 2019 | Written by Tibor Tarabek

Hydropower produces ¾ of the world’s renewable energy. As we’ve entered the 21st century and the need for renewable energy grows as we realize the limits of fossil fuels, hydro will take center stage once again. On a larger scale, hydropower generate…

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Hydroelectricity: Major Challenges and Issues

Published at 01. 08. 2019 | Written by Branislav Safarik

Hydroelectric energy is generated through the natural cycle of water flow. On our planet’s surface, evaporation sends water upwards into the Earth’s atmosphere, only to be later pulled down by our planet’s gravity. As it subsequently falls down, Eart…

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Hydroelectricity of the 20th Century

Published at 25. 07. 2019 | Written by Radoslav Stompf

As the 19th century ended and the 20th century began, hydroelectricity entered its prime in terms of popularity. All across the developed world, governments invested into hydroelectric power as it was a very cheap source of renewable energy that was …

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The Early History of Water Power

Published at 18. 07. 2019 | Written by Branislav Safarik

Hydroelectric power is a relatively new invention, but the mechanical power of water has been in use for over two millennia. The invention of the wheel was soon followed by the invention of the water wheel, a device that uses the downward motion of s…

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A Guide to Hydropower: What is it and How Does it Work?

Published at 11. 07. 2019 | Written by Tibor Tarabek

Did you know that hydropower accounts for more than 18% of all renewable energy employment worldwide? While solar and wind energy often enjoy the spotlight, hydropower and other forms of energy also hold great potential...

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European Countries Smashing Records for Wind Power Generation – Wind Power V.

Published at 04. 07. 2019 | Written by Radoslav Stompf

Renewable energy sources are predicted to become the world’s main source of power within two decades. Countries across Europe are increasingly welcoming this trend – and wind power is one of the driving forces. In fact, in March, various European cou…

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The Future - Wind Power IV.

Published at 27. 06. 2019 | Written by Tibor Tarabek

Wind energy generation has made significant strides since the first windmills were built some 5000 years ago. Humankind keeps discovering new and exciting ways of converting the wind’s kinetic energy into usable energy for our tasks. The 20th century…

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The Modern Wind Turbine - Wind Power III.

Published at 20. 06. 2019 | Written by Branislav Safarik

You’ve already seen it, probably not too long ago. If you live in the countryside, you might live near one. The three-bladed, horizontal-axis wind turbine, a distinct, modern symbol of renewable energy and the most common method of wind energy genera…

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First Blows of Energy Independence - Wind Power II.

Published at 13. 06. 2019 | Written by Tibor Tarabek

Wind power has been used to generate energy for over 5000 years, the 20th century marked a new and distinct era as the wind was being increasingly used to produce electricity, a much-needed resource in an industrializing world. This period was define…

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Which Way the Wind is Blowing - Wind Power I.

Published at 06. 06. 2019 | Written by Radoslav Stompf

Wind occurs during the natural motion of air within Earth’s atmosphere. Similar to solar power, it is a form of renewable energy that has been known since prehistoric times and it can be found in almost every region across the world. Arguably the old…

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The Challenges of Solar Energy

Published at 16. 05. 2019 | Written by Radoslav Stompf

Solar energy is a relatively new technology, still very much in development, yet we’ve seen a marked increase in efficiency while costs have been dropping (Swanson’s Law). Coupled with battery storage it has the​ potential to be a ‘magic bullet’ with…

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Renewables in U.S. III - Green Energy Just Round the Corner

Published at 02. 05. 2019 | Written by Zuzana Puchy

In our previous article, we were talking about barriers on the path towards sustainable and green energy which are imposed by the country itself. But the U.S. truly has the potential to disrupt the energy industry. It has a number of advantages that …

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Renewables in U.S. I - Country Full of Opposites and Contrasts

Published at 17. 04. 2019 | Written by Tibor Tarabek

The U.S. is without any doubt one of the world's most powerful countries. So why not use the country’s dominance for a good cause? Global warming is causing increasing damage and the biggest players can and should intervene.

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Harnessing the Energy of Sea Waves

Published at 24. 01. 2019 | Written by Radoslav Stompf

Everybody is familiar with solar energy. Wind power is also very common throughout the world. These sources of green energy are widely known because the forces behind them — sunshine and wind — are found all across the world. Yet people rarely think …

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California Dreaming of a Sustainable Energy Future

Published at 11. 12. 2018 | Written by Zuzana Puchy

California is a state that is constantly threatened by natural disasters, some of which are either caused or exacerbated by the effects of global climate change.

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John B. Goodenough  - The Inventor of the Li-ion Battery

Published at 04. 12. 2018 | Written by Tibor Tarabek

John B. Goodenough is a world-class physicist and chemist who is credited for the identification and initial development of the first lithium-ion​ (Li-ion) batteries. He is considered to be a world-class solid-state physicist and one of the first to …

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Energy in India: Current Challenges

Published at 30. 10. 2018 | Written by FUERGY

The Sun sets over New Delhi, the capital of India and the seat of its government. Welcome to our 3-piece article on India, a nation of 1.34 billion people that is increasingly looking towards renewables, and especially solar power, as a means of achi…

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Energy of the Past I: Non-renewable Sources

Published at 18. 10. 2018 | Written by Zuzana Puchy

Energy generation sources can be divided into many different categories, but probably the most common division is into renewable and non-renewable energy sources. Perhaps you are more familiar with the pair of terms renewable and fossil fuel but not …

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Trends in Climate Change I: Is the Sky Falling?

Published at 25. 09. 2018 | Written by FUERGY

Anxiety about the future sells better than anything, and the climate change debate is becoming increasingly shrouded in fear. Sure, the nature of the greenhouse effect coupled with the exponential growth of our energy demands makes it necessary to ta…

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The Duck Curve: Why Renewables Still Rely on Fossil Fuel Backups

Published at 13. 09. 2018 | Written by FUERGY

Non-renewable backups, such as this thermal power station in Bulgaria, must cover the decrease in production and the rise in demand that simultaneously occur each evening.
One of the biggest challenges solar energy faces comes in the shape of a duck.…

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