The United Nations predicts the world will be home to nearly 10 billion people by 2050 – making global greenhouse emission cuts ever more urgent.
To be clear, I'm not advocating compulsory population control, here or anywhere. But we do need to consider a future with billions more people, many of them aspiring to live as Australians do now.
St Andrews Bay, South Georgia. A colony of young penguin chicks wait for their parents to return with food.
BBC Studios/Fredi Devas
Wildlife TV producers used to think that focus on environmental issues could only be structured around doom and gloom stories – scaring away large audiences.
A gentoo penguin comes face to face with a leopard seal on Seven Worlds, One Planet.
In showing the natural world as untouched by human impacts and shying away from recommending action, Attenborough's latest documentary falls short of its potential.
Researchers have tracked how viewers respond to nature documentaries – and the lasting digital impression they leave.
Stormzy sets the crowd alight in 2019.
From the hippie heaven of the 1970s to the massive mainstream event it is now, Glastonbury has always found a way to fuse popular culture with a potent political message.
David Attenborough at the 2019 World Economic Forum in Davos.
The BBC's new documentary is a great opportunity to challenge our current economic system.
If animals are dying from a human-induced threat, then surely we have a responsibility to help them.
Flamingoes dance on a lake in South America in Planet Earth II Live in Concert.
Planet Earth II Live fuses footage from the BBC series with live orchestration. Despite some narrative flaws, it's a stirring call to look after our environment.
Attenborougharion rubicundus is one of more than a dozen species named after the legendary naturalist Sir David Attenborough.
Simon Grove/Tasmanian Museum and Art Gallery
Scientists have been naming species after well-known people since the 18th century, often in a bid for publicity. But the issue deserves attention – 400,000 Australian species are yet to be described.
Big Foot Productions / www.shutterstock.com
Yet plastic itself isn't inherently evil as sometimes the environmental benefits outweigh the costs. So how to tell good plastic from bad?
The technology underlying Bitcoin is starting to spread its wings.
How the fossilised creature may have looked in its heyday.
As a new David Attenborough documentary examines a remarkable fossil, a leading expert gives his verdict.
Hanging out in Borneo.
My holiday to Borneo in 2004 was more than just a chance to see incredible wildlife like orangutans and pygmy elephants. It helped crystallise for me the innate nature of scientific thinking.
Is it his physics, his hair or something else? Brian Cox pulls record audiences around the world.
Packed venues, rock star status. What makes some scientists so damned marketable?
BBC NHU/Fredi Devas
Some animals love living in the urban jungle – but they are a small minority, compared to those we risk losing to urbanisation.
This massive dragonfly, the Swordbearer Emperor
Anax gladiator, is named for the blade-like spike at its tail tip.
Copyright Jens Kipping
There are 6,000 named dragonfly species worldwide but recently 60 new species were found showing how much more we can learn.
If it weren't for Sir David's enchanting work, this wildlife professor would probably be an accountant.
Sir David on the Great Barrier Reef.
David Attenborough © Serengeti Entertainment
Sir David Attenborough has issued a call the save the Great Barrier Reef.
Who you callin’ big ears?
The life story of any animal involves daily struggles and triumphs, twists and turns – and each individual has its own unique narrative. The new Life Story series from the BBC Natural History Unit shows…
More people is better for evolution.
Charles Darwin famously drew upon Thomas Malthus’s treatise on human population growth to build his theory of evolution by natural selection. Malthus was worried about the rising population of the lower…