3.Disease carriers The warmer the atmosphere becomes and the longer it continues to remain warm, the more conditions favor the spread of disease by carriers. Communicable diseases like malaria, dengue fever, and yellow fever may even invade the temperate zone, and plant pests will wreck havoc on agriculture.
三、病媒橫行天氣愈熱、持續的時間愈長，更適合病媒傳播疾病，瘧疾、登革熱、黃熱病等傳染病，甚至可能波及溫帶地區；植物病蟲害則將擾亂農業生態。