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Read the latest articles published about developments in energy transition.

Electric vehicles, hydrogen vehicles, and those that consume biofuels or synfuels with a low or zero carbon footprint have been presented as the main technological/energy bets to decarbonise the mobility of people in passenger cars. However, what is the real impact of these new alternatives on the carbon footprint of …

Scientific article 22 Mar 2022

In recent years, alternative fuels have begun to be prioritised over fossil fuels. In the automotive sector, the transition to these new energy sources is a revolution that can contribute to the decarbonisation of the sector. But what is the real benefit that these new energy sources can offer in …

Scientific article 22 Mar 2022

The circular economy provides sustainable solutions for the demand of raw material and energy, encourages the reuse of waste, and creates new forms of consumption. Why are we talking about the circular economy? Since the Industrial Revolution, the predominant economic model has been linear, which means goods are produced from …

General information 08 Mar 2022

Power generation using renewable energy is the principal strategy for the energy transition, but it does entail challenges like intermittent supply and storage difficulties. What is renewable energy? Renewable energy sources are sources of energy that are naturally replenished and, therefore, inexhaustible. Among the renewable energy sources are solar energy, …

General information 08 Mar 2022

Carbon capture, use, and storage (CCUS) consists of technological processes for reducing the CO2 in the atmosphere and reusing it as a raw material. What is carbon capture, use, and storage? Carbon capture, use, and storage (CCUS) encompass all technological processes that seek to reduce the CO2 in the atmosphere …

General information 08 Mar 2022

Energy efficiency is considered the first strategy for a global sustainable energy system and key in achieving a short-term energy transition. What is energy efficiency? Differences between energy efficiency, consumption, and energy savings Energy efficiency and savings have a common purpose: to reduce energy consumption. However, their strategies for achieving …

General information 08 Mar 2022

Renewable hydrogen is an important energy vector that contributes to decarbonization and is an alternative to storing renewable energy. What is hydrogen and what is it used for? Hydrogen is an important energy source used as raw material for the production of petrochemical, steel, glass, and fertiliser products. Each year …

General information 08 Mar 2022

Innovation and technological development are critical to continue making progress in an energy transition that drives us toward decarbonisation of the economy. We must continue making progress toward decarbonisation of the energy system so that it is neutral in greenhouse gas (GHG) emissions while at the same time ensuring supply …

General information 08 Mar 2022

To address the challenge of using the energy transition as a means to decarbonize the economy, we must rely on low-carbon technologies. Greenhouse gas (GHG) emissions in the atmosphere are increasing primarily due to human action and our consumption of fossil fuels. According to the International Energy Agency (IEA), energy …

General information 08 Mar 2022

The carbon footprint is the amount of greenhouse gases associated with a product or service. By knowing it, we can offset those emissions with actions. What is the carbon footprint? The carbon footprint is the amount of greenhouse gases that, directly or indirectly, are emitted into the atmosphere as a …

General information 08 Mar 2022

Distributed generation brings energy production closer to consumers, providing many advantages, for example, energy communities. What is distributed generation? Traditionally, electricity in Spain and in the world is generated by large centralised power plants located far from consumption centres and is subsequently transported over high- and medium-voltage lines spanning distances …

General information 08 Mar 2022

The energy transition proposes a new role for the consumer so that they feel an active part of the change, contributing to the fight against climate change. One of the main challenges faced by the energy sector is that of giving consumers a new role so that they feel an …

General information 08 Mar 2022

The energy transition involves changes in the energy model and in the way we consume and move, which affect and impact society. The energy transition contributes significantly to the fight against climate change, since it is associated with the reduction of greenhouse gas emissions and other pollutant gases. Additionally, it …

General information 08 Mar 2022

The primary technologies for use in the decarbonization of transportation for the energy transition focus on electrification, the development of carbon-neutral liquid fuels, the development of green hydrogen fuel cells, and the use of liquefied natural gas (LNG) to replace other fossil fuels. The transition towards decarbonised mobility requires specific …

General information 08 Mar 2022

Sustainable mobility is one of the great challenges of today's world. An efficient and affordable transport system is key for the energy transition. Sustainable mobility and climate change: main challenges Sustainable mobility and transport are among the most significant challenges in our society today. An efficient and affordable transport system …

General information 08 Mar 2022

The financing of the energy transition requires sustainable investment mechanisms and plans that foster public and private participation. How can the actions required for the energy transition be implemented? Reaching a climate-neutral carbon economy by 2050 will not be possible without a continued effort in terms of investment and financing, …

General information 08 Mar 2022

Decarbonisation of the economy requires regulation that establishes the rules for a fair and sustainable energy transition. The role of regulation in energy transition Decarbonising the economy is essential. We need a structural change in the energy model and a transformation in the way we produce and consume. This challenge …

General information 08 Mar 2022

Carbon markets contribute to the energy transition by limiting and controlling greenhouse gases emitted into the atmosphere. What are carbon markets? Carbon markets are one of many actions to slow down climate change. They limit and control the amount of carbon dioxide (CO2) and other greenhouse gases (GHG) emitted into …

General information 08 Mar 2022

Decarbonising industry is essential for reducing greenhouse gas emissions that contribute to climate change. Relevance of the industrial sector in energy transition In order to face the challenges of climate change, the global economy must address a rapid process of transformation and decarbonisation in the coming decades that will affect …

General information 08 Mar 2022

Climate summits have the purpose of monitoring commitments and agreements made by countries to mitigate climate change. Climate change is one of the most significant challenges humanity faces today. It's a global problem that must be tackled urgently. Greenhouse gas (GHG) emissions in the atmosphere are warming the Earth's temperature …

General information 08 Mar 2022

The energy transition is key to addressing the challenges of climate change and effectively reducing greenhouse gas (GHG) emissions. What does the energy transition consist of? Each country, city or region is supplied with energy through its energy model. This energy mix is the combination of different primary energy sources—carbon, …

General information 08 Mar 2022

Electrification with renewables and distributed energy generation are two key strategies to face the challenges of the energy transition. Electricity and economic and social development Electricity is one of the vectors that supply the energy society and the economy need to function. It is not the only one, though, as …

General information 03 Mar 2022

Throughout 2021, the so-called green hydrogen has attracted much attention as a powerful tool for moving towards a decarbonised economy. Currently, green hydrogen tends to be identified with hydrogen produced by electrolysis from renewable energies, mainly wind and photovoltaic. However, there exists alternative procedures to electrolysis capable of generating CO2-neutral …

Scientific article 04 Jan 2022

COP26 refers to the United Nations Climate Change Conference that took place in Glasgow from the 31st of October to the 13th of November 2021. Every year, this event brings together the signatory states of the United Nations Framework Convention on Climate Change (UNFCCC) to keep track of the progress …

Report 01 Dec 2021

When an electric vehicle (EV) battery reaches the end of its useful life, it loses any "green" qualities it once had. If it ends up in a landfill, its cells can release toxic substances. And recycling it is more difficult than you would think. In this context, scientists have offered …

Opinion article 31 Jul 2021

The 2015 Paris Agreement set the objective of limiting the global average temperature rise to "well below" 2°C and ideally at 1.5°C by the end of this century. However, if we continue as we have until now, it's possible that by this date, climate change will have caused an increase …

Opinion article 10 Jul 2021

We know that the development and deployment of the necessary technologies and infrastructures for a low-carbon future requires the intensive use of minerals. In this quest it is possible that, in the coming decades, industrialised countries will successfully lay the foundations for a circular economy of the chemical elements and …

Opinion article 22 Jun 2021

Five years ago, the United Nations Paris Agreement established a global warming cap "well below" 2°C, and ideally 1.5°C, with respect to pre-industrial levels. World leaders also agreed to balance greenhouse gas (GHG) emissions by the second half of the century so that the sum of all GHGs emitted by …

Opinion article 21 May 2021

When we think of technologies for fighting climate change, images of solar panels and wind turbines immediately spring to mind. And we are not mistaken. Renewable energies are becoming cheaper and cheaper and many countries have decided to depend more on them and less on fossil fuels to meet their …

Opinion article 10 May 2021

The Long Term Decarbonisation Strategy 2050, EDLP (in its Spanish initials) (MITECO, 2020a), states that the decarbonisation of the transport sector will come hand in hand with the intensification of energy efficiency measures, together with the substitution of fossil fuels by other products with low or zero net carbon emissions. …

Scientific article 10 May 2021

Faced with the threat of climate change, many governments are committed to electrifying the energy system and decarbonising their countries' electricity supply. This trend is sparking a high demand for low-carbon emissions electricity sources and energy storage technologies which, in turn, has increased the demand for certain minerals which are …

Opinion article 16 Apr 2021

On 12th December 2021, the Paris Agreement signatory countries met (this time virtually) to review the milestones achieved in the first five years of existence of the agreement and evaluate new commitments to further reduce the greenhouse gas emissions that are warming the planet. The agreement has undoubtedly served to …

Opinion article 26 Jan 2021

As a consequence of the economic impact of the Covid-19 crisis, the already slow pace of global improvement in energy efficiency (the ability to do the same, or more, using less energy) will slow further this year, increasing the difficulties in meeting international energy and climate targets. Specifically, a report …

Opinion article 31 Dec 2020

Hydrogen, a versatile energy carrier, can be produced through three main technological routes, which are often identified through a colour code: (1) direct generation from fossil fuels such as natural gas and coal (‘grey’ hydrogen); (2) fossil fuel-based generation with the addition of carbon capture technology to mitigate the resulting …

Report 01 Dec 2020

We hear a lot about energy transition. But almost always with excessively specific or very partial approaches. It is therefore worth reflecting on the meaning of the concept in its broadest sense. There is now a broad scientific consensus that since the industrial revolution, and particularly since the mid-20th century, …

Opinion article 23 Nov 2020

The necessary decarbonisation of the economy seeks to stop global warming to allow human sustainable development and is normally perceived as a source of challenges for the economic sectors. The Energy Transition Education and Research Program that the Repsol Foundation has recently promoted at the Comillas Pontifical University aims to …

Scientific article 04 Nov 2020

Direct Air Capture (DAC) is a technological process that separates CO2 emissions directly from the air. The source of the captured CO2 makes DAC distinct from Carbon Capture, Use and Storage (CCUS) technologies that trap CO2 emissions directly at the point of emissions (from flue gases). DAC involves using large-scale …

Report 01 Oct 2020

Today, hydrogen (H2) is used as a raw material in the refining, ammonia, and methanol industries, but it can also be used for three other purposes, which are essential for the successful outcome of the energy transition. One of them is to contribute to decarbonizing mobility through its use in …

Opinion article 27 Sep 2020

Not long ago, we assumed that reducing greenhouse gas emissions (by improving efficiency and decarbonizing the energy matrix) to pre-industrial levels would be enough to protect the world from the consequences of climate change. We now know that it will take a lot more than that. To prevent environmental and …

Opinion article 28 Aug 2020

The European oil and gas industry aims to become a relevant player in the energy transition. Companies have already embarked on the transformation into multi-energy companies, committed to diversification and the inclusion of new business areas in low-carbon energies and technologies. Stimulus funds to counteract the effects of Covid-19, which …

Opinion article 02 Aug 2020

To make the energy transition a reality, some experts estimate that between 2015 and 2050, the global electric passenger vehicle (EV) fleet must increase from 1.2 million to 965 million, battery electricity storage capacity from 0.5 gigawatt-hour (GWh) to 12,380 GWh, and installed solar photovoltaic capacity from 223 GW to …

Opinion article 23 Jun 2020

The Covid-19 pandemic has generated an unprecedented global macroeconomic trauma that has put all energy sectors in the grey zone. This is true not only for oil and gas, but also for other industries essential to the energy transition, such as renewable energies and electric vehicles, among others. The sharp …

Opinion article 05 Apr 2020

There is little doubt that meeting the Paris Agreement targets (that is, keeping increases in global average temperatures to well below 2°C above pre-industrial levels and pursuing efforts to limit temperature increases to 1.5°C above pre-industrial levels) will involve a race against time to achieve the mass transformation of our …

Report 01 Feb 2020

In relation to climate change forced by human activity, it is worth asking whether a slowdown in world population growth would mitigate the future impacts of this phenomenon. An affirmative answer seems obvious, especially if we consider that from 2015 to 2100 the forecasts are that the planet’s population will …

Opinion article 29 Nov 2019

There is a broad scientific consensus that we are witnessing global warming forced by the greenhouse gases emitted into the atmosphere by human activity. Based on this evidence, young people worldwide have mobilised to demand more facts and less rhetoric and posturing from political leaders. They are not without reason, …

Opinion article 18 Oct 2019

The issue of climate change is gaining prominence on a daily basis, reflecting society’s growing concern and demand to mitigate the already evident consequences of human-induced global warming. Concerning this demand, one proposal that has been forging its way is that of a “Green New Deal”. It would be a …

Opinion article 03 Sep 2019
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