The evidence lies in ocean mud, in fossil pollen, and in changes in ratio of chemical isotopes that record shifts in temperature.
证据就存在于海洋泥土，花粉化石和记录温度变化的化学同位素比值变化之中。
This year, some areas are reporting record-high pollen counts, which are sure to impact the people breathing that yellow, dust-like allergen.
今年，一些地区正在报道高花粉量的记录。这些大量的黄色粉尘样的变态反应原确实影响了人们的呼吸。
This year, some areas are reporting record-high pollen counts, which are sure to impact the people breathing that yellow, dust-like allergen.
今年，一些地区正在报道高花粉量的记录。这些大量的黄色粉尘样的变态反应原确实影响了人们的呼吸。
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