Solar geoengineering, often seen as a last-resort climate fix, is far from ready for deployment. The technology faces major practical challenges that could make it more harmful than helpful.

KEY TAKEAWAY Solar geoengineering could cool the planet by up to 1°C, but with unpredictable side effects.

KEY TAKEAWAY It risks disrupting weather patterns, harming agriculture, and exacerbating geopolitical tensions.

KEY TAKEAWAY Researchers are still decades away from understanding its full impact and feasibility.

KEY TAKEAWAY Public skepticism and lack of governance frameworks pose additional hurdles.

KEY FACT Solar geoengineering could cool the planet by up to 1°C, but with significant risks to weather and agriculture.

Why Solar Geoengineering Still Faces Major Practical Challenges

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