Orrery showing Sun, Earth & Moon by Thomas Wright, London early 18th century. Modified for display with wooden base (removed) and later separate pulley to drive wheelwork (removed). Orrery showing Sun ...

The Planetary Boundaries (PB) framework is a pivotal tool for tackling the climate crisis and safeguarding humanity's future ...

With eight billion people, we use a lot of the Earth's resources in ways that are likely unsustainable. Klaus Hubacek, ...

Miniature orrery by Troughton, London with armillary bands and octagonal base, showing three planets including the Earth and Moon with wooden case, late 18th century to early 19th century.

The Planetary Boundaries framework is a pivotal tool for tackling the climate crisis and safeguarding humanity's future on Earth. For the first time, the full story of the Planetary Boundaries is now ...