The International Energy Agency (IEA) has declared that the global goal to triple renewable energy capacity by 2030 is “within reach”, but only if governments act now to remove bottlenecks. The assessment, released today, comes as a reality check for countries aiming to keep the Paris Agreement targets alive.

Barnaby Finch, Energy and Climate Correspondent

The IEA’s new report, “Renewables 2024: Analysis and Forecasts”, states that the world is on track to add enough renewable capacity in the next six years to power China’s entire economy. However, it warns that current policies and market conditions alone will deliver only 60% of the growth needed. The remaining 40% hinges on decisive action.

“This is a pivotal moment,” said Dr Fatih Birol, the IEA’s executive director, in a press briefing. “The technology is ready, the costs are falling, but without political will we will fall short. The tripling goal is achievable, but it requires governments to cut red tape, modernise grids, and accelerate permitting.”

The 2030 target was set at COP28 in Dubai last year, where nearly 200 nations agreed to triple renewables and double energy efficiency. The IEA’s analysis shows that if all existing pledges are implemented in full, global installed renewable capacity could reach 11,000 gigawatts by 2030, up from 3,600 GW in 2022. That would meet the tripling goal.

But the agency cautions that pledges are not enough. Many countries lack detailed plans for grid expansion, storage, and regulatory reform. In developing nations, high financing costs and debt burdens stall projects. The IEA identifies five key areas: grid infrastructure, system integration, permitting, supply chains, and international cooperation.

“Grids are the weak link,” noted Laura Cozzi, the IEA’s director of sustainability. “In many countries, renewable projects are waiting years for grid connections. We need a global effort to modernise electricity networks.”

The report highlights China as a leader, expected to account for 60% of new renewable capacity by 2030. India and Brazil are also ramping up. Europe is advancing but faces hurdles with wind power due to permitting delays. The United States has boosted solar but is seeing slower growth in offshore wind.

Critics argue that the IEA’s optimism downplays the scale of the challenge. “Tripling is a stretch, not a certainty,” said Ania Mroz, a policy analyst at Climate Action Tracker. “We’re still seeing fossil fuel subsidies and new oil and gas investments that undermine progress.”

The IEA acknowledges this tension. Its report states that the world must also double energy efficiency improvements and reduce methane emissions to keep 1.5°C alive. Birol stressed that renewables alone cannot solve the climate crisis, but they are the backbone of any credible pathway.

“Every year of delay locks in more emissions,” he said. “Governments have the tools. They need to use them.”

The report comes ahead of the UN Climate Summit in Baku this November, where nations will submit updated climate plans. The IEA’s message is clear: ambition is not enough. Delivery matters.