![]() Ripple also says that in addition to the 35 formal variables, most of which he and his colleagues began to track in late 2019, the team is closely watching global estimates of populations that are experiencing undernourishment. Overall, the report considers human activities, such as deforestation and meat consumption, as well as the planet’s responses to those activities, including characteristics such as ice loss and temperature changes. The analysis shows that humans have reached new extremes on 20 of these measurements, including global gross domestic product, fossil fuel subsidies, annual carbon pollution and glacier thinning. ![]() Ripple is co-author of research published on October 24 in BioScience that offers a snapshot of Earth’s status on 35 “planetary vital signs” with regards to climate. “Rather than cutting greenhouse gas emissions, we’re increasing them. “Humanity is failing, to put it bluntly,” says Bill Ripple, an Oregon State University ecologist. A new planetary report card confirms that humans are making little progress on confronting the climate crisis.
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