更高的温度和更密集的风暴也与“裂谷热”有关联，“裂谷热”是一种从加利福尼亚中部峡谷土壤里的真菌上感染的疾病。
Higher temperatures and more intense storms are also linked to "valley fever", a disease contracted from a fungus in the soil of the central valley of California.
寄生菌在树冠和地面上都无法生存，而受感染的木蚁能以二者之间的树叶为生命的终结地，为寄生菌提供适宜的温度和湿度。
The fungus cannot grow high up in the canopy or on the forest floor, but infected ants often die on leaves midway between the two, where the humidity and temperature suit the fungus.
一项新的研究可能解释了这一现象，即在较低的温度和湿度下流感病毒的感染性更强。
A new study chalks it up to the fact that the virus appears to be more infectious at colder temperatures and lower humidity.
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