Have we planted too much faith in trees?

Have we planted too much faith in trees?

It seems we all love trees. Politicians, celebrities and big businesses love trees too. They’re seen as a natural climate fix because they eat carbon dioxide, one of the main gases that cause global warming.

The number of trees pledged in the coming years runs into the billions. Pakistan wants to plant more than three billion trees in the next couple of years. Ethiopia claims to have planted 350 million in one day! Neal Razzell and Graihagh Jackson try to see the wood from the trees amongst all these claims, and discover that a ‘forest’ planting campaign doesn't always end up creating the natural woodland we imagine it to be.

And to add to the urgency of the climate crisis, there's a new problem - a warming world may mean plants can’t suck up our carbon dioxide as effectively. Have we planted too much faith in trees? Experts: Dr Kate Hardwick, Royal Botanical Gardens, Kew Prof Pedro Brancalion, professor of forest sciences at the University of São Paulo Dr Ben Ben Poulter, NASA Goddard Space Centre Rafael Bitante, SoS Mata Atlantica Project

Producer: Jordan Dunbar (London), Jessica Cruz (Sao Paulo) Researcher: Soila Apparicio Editor: Penny Murphy

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Jaksot(309)

Is this a new era of wildfires?

Is this a new era of wildfires?

Huge wildfires have been sweeping across Southern Europe and North America. Is climate change increasing the risk? And what can we do? Weather experts say the world is starting to see new types of wil...

9 Elo 22min

How is climate change affecting motherhood?

How is climate change affecting motherhood?

Graihagh Jackson talks to mothers from India, Kenya and the UK about how climate change is affecting women's decisions about whether to have children and how to raise them.Her guests are Bhavreen Kand...

2 Elo 26min

Do climate protests ever work?

Do climate protests ever work?

Climate activists have blocked highways, scaled oil rigs and even thrown soup at master artworks. But have protests ever made a difference? The modern green movement started in the 1970s when Greenpea...

26 Heinä 26min

Could climate change fuel an epidemic?

Could climate change fuel an epidemic?

Scientists are warning that climate change and deforestation increase the risk of outbreaks of deadly diseases. How big is the danger? And what action can we take? Dr Neil Vora is a so-called “disease...

19 Heinä 26min

Can science fiction help us fight climate change?

Can science fiction help us fight climate change?

The acclaimed US sci-fi author Kim Stanley Robinson is also a star in the world of climate activism because his work often features climate change - on Earth and beyond. Robinson has been a guest spea...

12 Heinä 26min

How to build a climate friendly city

How to build a climate friendly city

More than seven billion of us are expected to be living in urban areas by 2050. So what are the world’s great cities doing about climate change? Humans are now city creatures – with more than half the...

5 Heinä 26min

"Super" El Niños and climate change

"Super" El Niños and climate change

Scientists say the El Niño weather pattern has started and this one is potentially so strong that it could have devastating effects in many parts of the world. So how does El Niño work exactly? And wh...

28 Kesä 22min

Is climate change ruining our sleep?

Is climate change ruining our sleep?

Parts of India have been facing extreme heat - with temperatures soaring past 46 degrees Celsius. But a less familiar story unfolds after dark. When temperatures stay high after sunset, an essential h...

21 Kesä 25min

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