根据美国国家科学院学报称，在安第斯部分地区，几乎每个人都在他们的家庭菜园种亚贡雪莲果。
In some parts of the Andes, almost everyone has yacon in their family gardens, according to the National Academy of Science.
然而，马克斯·普朗克研究所的气象学家德克·诺茨在《美国国家科学院学报》撰文，说北极的冰盖是稳定的。
But in the Arctic, another feedback may stabilize the ice, wrote Max Planck Institute meteorologist Dirk Notz in PNAS.
它们“与洋面气候出现大面积和突然的变化有关，”在《美国国家科学院学报》上发表文章的波茨坦研究所气候学家马蒂亚斯·霍夫曼和斯特凡·拉姆斯托夫认为。
They "were associated with large and abrupt changes in surface climate," wrote Potsdam Institute climatologists Matthias Hofmann and Stefan Rahmstorf in pnas.
该研究成果刊登在美国《国家科学院学报》22日网络版上。
The research is published in the online journal Public Library of Science.
该研究成果刊登在美国《国家科学院学报》22日网络版上。
The research is published in the online journal Public Library of Science.
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