Expert Opinions

Sustainable is no longer about doing less harm. It's about doing more good.
- Jochen Zeitz
The 1.5℃ global warming limit is not impossible – but without political action it soon will be

The 1.5℃ global warming limit is not impossible – but without political action it soon will be

The 1.5℃ limit wasn’t plucked from thin air – it was informed by the best available science.

Pest plants and animals leave a frightening $1.7 trillion bill

Pest plants and animals leave a frightening $1.7 trillion bill

These species can threaten the health of plants and animals, including humans. And they cause huge economic harm.

There’s a safer, cleaner way to recover rare-earth metals from old phones and laptops

There’s a safer, cleaner way to recover rare-earth metals from old phones and laptops

Rare-earth metals are critical to the high-tech society we live in as an essential component of mobile phones, computers and many other everyday devices. But increasing demand and limited global supply means we must urgently find a way to recover these metals efficiently from discarded products. Rare-earth metals are currently mined or recovered via traditional […]

Stopping food waste from the grocery store to the garbage bin

Stopping food waste from the grocery store to the garbage bin

Many people don’t make the connection between food waste and the key environmental challenges facing the world.

Key African American heritage trail threatened by rising seas

Key African American heritage trail threatened by rising seas

Climate change is forcing archaeologists to save as much of Harriet Tubman's legacy as possible before it is claimed by the sea.

Marine life is fleeing the equator to cooler waters. Mass extinction could follow

Marine life is fleeing the equator to cooler waters. Mass extinction could follow

As species flee to cooler waters, it’s likely to have profound implications for marine ecosystems and human livelihoods.