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2020
It is built from checkable properties of the record itself: whether the article has a DOI, how many independent sources confirmed its data, whether the required fields are filled in, and how recent the latest confirmation is. Disagreement between sources and a missing identifier lower it. A value of 80 or above means the record was published without further checking; 60 to 79 means it is published at reduced confidence, with a manual check advisable. A record verified by an editor by hand is never pushed below 90 by a recalculation. This scores our data about the article, not the article itself.
The negative effects of climate change in agriculture are already felt in the form of reduced yields and more frequent extreme weather events affecting both crops and livestock.It will require a signifi cant investment in adaptation to maintain the current crop and the necessary increase in production, as the most threatened sector of the economy.