The year is 2067. The world has gone vegan and 'meat' is only a horrific memory.
It is essential to maintain global food supply, but the clock is ticking.
We need environmentally-adjusted measures that don't just focus on material goods.
Those backing Heathrow's proposed new runway want to depoliticise the issue entirely. But hard choices are inevitable.
An expert in water science explains the mysterious chemistry behind water treatment.
Everything you need to know about the 'Indian Ocean Dipole' climate phenomenon.
Grey squirrels have lots of attractive characteristics, yet they are actively persecuted by humankind.
The British overseas territory faces an environmental crisis.
If zoo data was 'open access' we could identify the worst before too many animals die.
Organised crime always looks for new ways to make money. And zoo animals are an easy target.
The real risk is from sudden storms – but there are ways to limit the damage, if cities start planning now.
Information is assumed to be key to changing people's attitudes and behaviour. Sadly this isn't the case.
Their days were numbered for quite some time ...
Even Trump's most destructive proposals pale in comparison. The president is merely throwing a match on a burning building.
The main source of global warming isn't baking or transport, but fertiliser used to grow wheat.
The Smarden incident and the arrival of Rachel Carson's Silent Spring in the UK lead people to a new view of the environment.
The country's ambitious plans for sustainable transport and renewable energy must work in sync.
'Acoustic monitoring' can help us protect animals and their habitats.
The Lada Niva is 40 years old – and it could just be the best 4x4 ever made.
We're more likely to remember a storm with a human face – and will prepare for it.
The development of alternative airline fuels needs serious support from national governments if we are going to see greener skies overhead any time soon.
Young African penguins are following the usual cues to feeding grounds only to find that the sources of food in these places is no longer available. This is devastating for their numbers.
We need international agreement on a set of Earth's 'vital signs' and how to measure them.
For a small price, Donald Trump could score the easy win he's been waiting for.