Richardson et al. (2023) Earth beyond six of nine planetary boundaries. Science Advances 9:37
Science Advances, 9, 37, eadh2458, https://doi.org/10.1126/sciadv.adh2458 Abstract: This planetary boundaries framework update finds that six of the nine boundaries are transgressed, suggesting that Earth is now well outside of the safe operating space for humanity. Ocean acidification is close to being breached, while aerosol loading regionally exceeds the boundary. Stratospheric ozone levels have slightly recovered. […]
