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Nature & Environment
What is aquaponics - and how can fish poo help feed the world?
Waste products from fish can contribute to a new type of sustainable agriculture. Kate Humble is involved, too.
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Money & Business
Too much of a good thing? Choice challenges in sustainable clothes shopping
With 460 eco-labels in 197 countries, how can we make sense of them all? Professor Marilyn Carrigan investigates the issue of the over-saturation and impact of eco-labels.
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Nature & Environment
Do whales commit suicide?
Are humans the only animals who kill themselves, or do other species commit suicide as well? David Lusseau considers the case of whale beachings.
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Nature & Environment
Wanted! Starlings
The European starling, a native bird to Britain - but what of its impact on other continents where it has been introduced?
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Nature & Environment
Do our clothes shopping habits require retail therapy?
Many of us are culprits when it comes to buying more clothes than we can possibly wear, but what harm could it do? Guest author Natalie Dukes explains her research into female attitudes towards the notion of buying fewer garments for sustainability.
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Nature & Environment
Mass production and the consequent devaluation of our clothes
What effect has mass production had on the way we see our clothes? Dr Patsy Perry discusses how our outlook has changed over time.
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Nature & Environment
The Hunt: a natural history series that challenges us to side with the predators
The Hunt's academic consultants and OU lecturers Miranda Dyson and Vicky Taylor look at the remarkable strategies predators and prey deploy...
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Science, Maths & Technology
What can you do with leftover coffee grounds?
If your office is anything like the OpenLearn one, you'll be generating a load of waste coffee grounds everyday. Maybe we shouldn't be throwing it all away...
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Nature & Environment
Make your clothes count
With the fifth-biggest environmental footprint of any UK industry there is no doubt that making the clothing industry more sustainable is imperative. Sarah Clayton, Head of Products & Services at WRAP, explains more.
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Science, Maths & Technology
How Volkswagen got caught cheating emissions tests by a clean air NGO
There are stormy times ahead for the German company as the emissions scandal unfolds.
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Science, Maths & Technology
Here's how we can save the car – and the planet at the same time
Alexandre Rodrigues discusses how we can balance saving our most popular form of transportation and the planet we live on at the same time.
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Science, Maths & Technology
Strange coloured teeth; strange coloured bones
Are bones and teeth always white? Not always...