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What impact does renewable energy have on the planet, the economy, and our way of life? Let’s take a closer look at its role in reducing emissions, creating jobs, driving technological innovation, and the challenges that still remain for its full development.
1. What is the environmental impact of renewable energy?
2. What is the social impact of renewable energy?
3. How does renewable energy influence the economy?
4. How do renewable energies boost industry and technology?
5. What role does renewable energy play in health, geopolitics, and energy security?
Renewable energy reduces greenhouse gas emissions, creates jobs, lowers dependence on fossil fuels, and drives the development of new industries and technologies.
It is essential to meeting global climate targets; in Spain it already accounts for 56.8% of the electricity generated in 2024, according to Red Eléctrica de España (REE).
But how do these benefits translate into environmental, economic, and social impact? Let's check it out!
The International Energy Agency (IEA) and the UN agree that clean energy reduces CO₂ emissions and is essential for reaching net zero emissions scenarios by mid-century.
According to Red Eléctrica, renewable generation in Spain reached 148,999 GWh in 2024, a 10.3% increase compared to 2023, representing 56.8% of total electricity generation. This growth helped reduce emissions by 16.8% compared to 2024.
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The environmental impact of renewable energy is most evident in this emissions reduction associated with power generation. Renewables help shrink the carbon footprint and bring Spain closer to international climate targets. They also support an energy model that protects natural resources and encourages efficient use.
To address biodiversity near renewable plants, extensive field studies are conducted to ensure that the facilities are properly integrated into their surroundings and to promote native wildlife and vegetation.
For solar energy, selecting the right location and designing the plant correctly has been shown to increase biodiversity after several years of operation, especially in dryland agricultural areas.
In 2023, the renewable energy sector employed 16.2 million people worldwide, an 18% increase from 2022.
The presence of wind or solar farms stimulates new economic opportunities: support industries, local hiring, infrastructure improvements, and increased municipal revenue.
Renewable energy also represents an opportunity to enhance and diversify tourism, aligning with the sustainability values many travellers now prioritise.
These opportunities help people continue living in their hometowns without having to move to larger cities for work.
The World Health Organization (WHO) highlights that replacing fossil fuels with renewable energy reduces exposure to pollutants such as particulate matter and nitrogen oxides, which are major contributors to poor air quality.
This shift improves air quality and public health by reducing risks associated with air pollution.
A just energy transition seeks to ensure that the shift towards cleaner energy sources reduces emissions while delivering shared benefits such as local employment, well-being, and equitable opportunities for all communities.
The economic impact is substantial. In 2023, renewable energy generated €9.575 billion in net savings in the Spanish electricity system, according to APPA Renovables.
These savings come from replacing more expensive technologies in the wholesale market and reducing fossil fuel imports —worth €15.622 billion. Avoided emissions contributed another €5.586 billion in saved costs.
Renewable energy also helps lower electricity prices in the wholesale market, which reduces consumers' bills and improves industrial competitiveness by providing more stable and sustainable energy prices.
Developing the renewable industrial value chain creates high-skilled jobs and reduces technological dependence. Domestic manufacturing of turbines, inverters, and batteries strengthens the productive structure, boosts competitiveness, and supports a more innovative energy model.
Projects like the Aldeavieja (Ávila) wind repowering, where 22 turbines were replaced with just 4 more powerful ones, demonstrate how upgrading facilities increases efficiency while reducing environmental impact.
National industry is also strengthened by involving local companies in the design, manufacturing, and maintenance of new equipment. This way, we generate qualified jobs and consolidate the renewable energy value chain in Spain.
Renewable energy is one of today’s main drivers of technological innovation. Its expansion requires new storage, digitalisation, and efficiency solutions, which stimulate research, development, and advanced industrial activity.
Advances in energy storage, green hydrogen, and smart grids make it possible to harness the full potential of renewable energy —integrating more clean energy into the system, balancing supply and demand, and improving grid stability.
Large-scale storage systems and digital grids capable of real-time energy management are essential for achieving climate targets in the coming decades.
Innovation is also transforming the industrial sector. Applying circular economy principles to wind components —such as recycling blades and composite materials— reduces waste and enables more sustainable production.
Over recent decades, R&D investment has revolutionised wind energy performance: in 1985, turbines generated barely 0.05 MW with 15-metre rotors.
Today, onshore wind turbines reach 5–7 MW, while offshore turbines reach up to 15 MW. This technological leap shows how innovation in the renewable sector increases efficiency, reduces costs, and opens new industrial and scientific opportunities.
Clean energy strengthens a country’s energy independence. According to APPA Renovables, in 2023 Spain avoided fossil fuel imports worth over €15.6 billion.
This means less exposure to international crises and more stable prices for households and industries.
Each renewable megawatt strengthens Spain’s and the European Union’s role in the global fight against climate change. With more than 56% renewable electricity generation, Spain is positioned among the EU leaders in the energy transition, contributing to the commitments under the Paris Agreement.
Rapid growth also requires new infrastructure. Connection nodes on the Spanish grid are saturated, according to Aelec, which complicates the integration of new renewable projects.
To address this issue, the sector points to three key solutions: investing in grid expansion and digitalisation, releasing capacity blocked by projects that never proceed, and speeding up administrative permitting.
Wind and sunlight are not always available. Ensuring a stable supply requires energy storage, flexible generation, and integrated planning.
It is also essential to accelerate permits, drive private investment, and improve social acceptance of projects by strengthening dialogue with local communities.
Renewable energy is a driving force behind structural change in the economy, industry, and environment. It reduces emissions, creates jobs, and strengthens the country’s energy autonomy.
But its development also requires stronger grids, continuous innovation, and a just transition that includes all stakeholders. Spain is moving in that direction. Therefore, the challenge now is to maintain the pace —turning renewable potential into real benefits for people and for the planet.