Global Surge in Solar and Wind: Top Renewable Energy Trends in 2025
Description: Examining the historic rise of solar and wind power surpassing coal generation and the emerging technological and geopolitical factors driving the world's shift to clean energy.
The first half of 2025 marked a historic milestone for the global energy transition: renewables, for the first time on record, generated more power worldwide than coal. This monumental shift was overwhelmingly driven by the record-breaking growth of solar and wind power, which collectively outpaced the total increase in global electricity demand. This dramatic expansion firmly establishes solar and wind as central, rather than marginal, technologies in the global power system. The increasing affordability of these sources, coupled with accelerated deployment, is cementing the decline of fossil fuel generation in major economies like China and India, showcasing a crucial turning point toward a clean power era.
This accelerated growth is part of broader Renewable Energy Trends shaped by technological advancements and shifting geopolitical priorities. Energy security and industrial policy, particularly in energy-importing nations, are now powerful drivers for clean energy investment alongside long-term decarbonization goals. This has led to an intense focus on building resilient, domestic supply chains for cleantech manufacturing, including solar panels and advanced battery storage. Furthermore, the integration of Artificial Intelligence (AI) is a major trend, being leveraged to optimize supply chains, enhance operational efficiencies in power generation, and enable the emergence of "24/7" renewable solutions that better manage the intermittency of solar and wind.
While the momentum for solar and wind is clear, the clean energy landscape is also being reshaped by new challenges and emerging technologies, most notably the push for green hydrogen. Produced via electrolysis powered by renewable electricity, green hydrogen is positioned as a key solution for decarbonizing heavy industry and long-haul transport. However, its widespread adoption is currently hindered by significant obstacles, primarily the high cost of production (often more than $5/kg compared to $1−$2/kg for fossil fuel-derived hydrogen) and insufficient infrastructure for storage, transport, and refueling. Addressing these cost and infrastructure barriers, along with concerns over large-scale water usage for electrolysis, is critical for green hydrogen to realize its transformative potential in the global energy transition.
FAQ
Q: Did renewables actually generate more power than coal in 2025? A: Yes, in the first half of 2025, a report from the energy think tank Ember confirmed that global renewables generated more power than coal for the first time on record, a shift largely powered by solar and wind growth.
Q: What is a major non-cost challenge for green hydrogen adoption? A: A significant non-cost challenge is the limited infrastructure for hydrogen, including only about 4,500 km of dedicated pipelines globally, which severely limits its market adoption and widespread use.