The deep biosphere stretches from a few meters below ground to several kilometers down, making it one of the largest habitats on Earth by volume ... and minerals. For example, some bacteria ...

Human activities, for example replacing ... Development of Earth system models that accurately reproduce interactions between boundaries, especially Climate and Biosphere Integrity, is an urgent ...

Planetary boundaries are a concept introduced in the field of Earth system science to define a safe operating ... The main two boundaries are climate and biosphere integrity (a boundary that includes ...

Education at all levels – schools, universities and further education – needs to focus on these existential challenges and to assure that biosphere ... Gaian system, was nevertheless a profoundly ...

The planetary boundaries theory — the concept that the Earth has an operating system that is being destabilized ... atmospheric aerosol loading, and the biosphere. These nine quantified ...

"Earth’s modern atmosphere is highly oxygenated and is a remotely detectable signal of its surface biosphere," those ... planets beyond our Solar System (for example, habitable planets with ...

which defines a research agenda for a sustainable biosphere, earth stewardship uses sustainability science to shape pathways toward MDG goals during a time of rapid social-ecological change. Examples ...

Knowing only the building blocks of our own biosphere ... system—such as brains—that integrates information and makes decisions using neuron-like units. The authors point to historical ...