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To reduce CO₂ emissions, policy on carbon pricing, taxation and investment in renewable energy is key https://phys.org/news/2026-01-emissions-policy-carbon-pricing-taxation.html

To reduce CO₂ emissions, policy on carbon pricing, taxation and investment in renewable energy is key
A new study evaluating climate policies in 40 countries over a 32-year period finds that carbon pricing and taxation—combined with investments in renewable energy and research—are among the most effective tools governments can use to reduce CO₂ emissions.