The recent developments in geopolitics have been a reminder that energy is never just #energy. For decades, the global oil system has been attached to collateral developments and power struggles. As fuel becomes strategically indispensable, some states stop treating supply as a market question and start treating it as a power question.
On top of the environmental effects linked to their consumption, #fossil #fuels have been framed as national interest with hard edges. We witness in recent events: energy security slide into coercion to third countries, and sometimes into force.
In this context it is interesting to study countries aiming to buy their way out of energy dependence by changing the fuel itself. Instead of competing for oil’s geography, the route to independence goes through millions of small, local energy decisions. Decisions which at the same time suppose a cleaner alternative, from solar for electricity, #bioenergy heating options, and the gradual replacement of #coal and #oil.
China has increased significantly and consistently the share of renewables in the energy mix, achieving simultaneously energy independence and lower carbon emissions. The #energy #transition has started in the cities, but has also reached rural areas, and while it is often discussed in terms of grids and powerplants, the real shift happens at household level too. That creates a practical policy question: where do traditional fuels still dominate, and which levers can accelerate cleaner options without ignoring local realities?
In Chinese rural areas, #coal (76%) and biomass residues, especially tree branches, #firewood (84%) and #crop #residues (38%), remain central for cooking and heating. The use of LPG is, however, limited (24%) and strongly concentrated. Our future projections suggest solar uptake could expand substantially, alongside a decline of up to ~50% in coal and firewood if supportive conditions continue. Subsidies and awareness matter, and familiarity with key renewable policies is still low in some counties, which points to information gaps as a real barrier, not just income or technology.
Region-specific strategies, combining solar and biogas diffusion with smarter, cleaner use of agricultural and forestry residues for local bioenergy, backed by targeted incentives and outreach, are setting the ground for a fast energy transition in rural China, with global geopolitical and climatic effects.
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This work was supported by the National Key R&D Program of China, Chinese Universities Scientific Fund, the Research Council of Finland mobility programme and UNITE flagship.
