Recent changes across all aspects of the Earth system are unprecedented in at least thousands of years.
Many animal appendages, such as avian beaks and mammalian ears, can be used to dissipate excess body heat.
"There are only a very small number of microbes that can really store renewable electricity," a scientist explain.
Small robots could help conserve biodiversity and combat climate change in ways that were not possible before.
Between 2000 and 2004 glaciers lost 227 gigatons of ice a year; between 2015 and 2019 they lost 298 gigatons a year.
Summers are already getting longer and hotter while winters shorter and warmer due to global warming.
"This is potentially a very valid problem that shouldn't be overlooked," says one scientist.
Some 1 billion scrap tires are produced around the world each year, but most of all those tires don't get recycled.