Earlier this year, Peter Cox at the Centre for Ecology and Hydrology in Winfrith, Dorset, warned that if the cooling effect of aerosols turned out to be greater, it could trigger faster global warming.

• 今年稍早，英国多塞特生态与水文中心的彼得?考克斯警告，如果悬浮微粒的冷却效果证明是更剧烈的话，这可能会造成更快速的全球暖化。