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Will 'sustainable' fuels transform air travel?

Airlines want to power flights with a new generation of non fossil fuels. Will that work?

• 23 mins

Tidal power: What’s holding it back?

Tides are more predictable than sun or wind so why aren’t they harnessed in the same way?

• 27 mins

Your questions answered: The impact of war; "green" rooftops; carbon cost of pets

Graihagh Jackson and her expert panel answer questions from listeners

• 24 mins

Is climate change on the ballot paper in 2024?

Around 2bn people globally are voting this year. Will climate policy affect the results?

• 23 mins

Why is climate change fuelling tension in the Arctic?

Graihagh Jackson finds out how melting sea ice is testing Russia-NATO relations

• 27 mins

Are wetlands our secret weapon for fighting climate change?

Wetlands store carbon and lessen global warming's impacts. Should we protect them more?

• 27 mins

Why is nuclear power back in fashion?

Ghana is among the countries pledging to triple nuclear as part of its climate plan. Why?

• 23 mins

Do we need a 'Category 6' for hurricanes?

Graihagh chats to the Global Story podcast about a plan for a super-category for storms

• 24 mins

Could solar farms in space power Earth?

The race to harness 24/7 renewable energy thousands of kilometres above our planet.

• 27 mins

What's it like being a 'Chief Heat Officer'?

Graihagh Jackson meets two women trying to protect their cities from heatwaves

• 23 mins

What's it like living a "sustainable" life?

Graihagh Jackson meets people who've taken drastic action to cut their carbon footprint.

• 23 mins

Your questions answered: Reversing climate change, eating avocados, electric vehicles and more

Graihagh Jackson and her expert panel dive into your questions

• 27 mins

How does extreme heat affect pregnant women?

New research shows that exposure to high temperatures can double the risk of miscarriage

• 26 mins

How is climate change affecting animal migration?

From wildebeest to sharks, animal journeys are changing - with impacts for humans too

• 27 mins

Why are electric scooters, mopeds and rickshaws booming?

How electric two-wheelers are taking over in India...and helping the climate

• 27 mins

Can fertilisers go green?

Synthetic fertilisers help crops but wreck the climate. Can we make better versions?

• 26 mins

Can we save the world's coral?

Corals protect human and marine life. Can scientists grow more climate-proof versions?

• 26 mins

Bonus Ep: the climate activists who sued their government (and won)

Our friends from ³ÉÈË¿ìÊÖ podcast The Global Story on a case that could change history

• 28 mins

What is caused (and not caused) by climate change?

Graihagh Jackson explores the new field of climate attribution science

• 26 mins

Can we save money and save the planet?

We need to be 40% more energy efficient to hit climate goals. Can the world do it?

• 26 mins

Can we build better cities for mental health and the climate?

Most of the world will be living in cities by 2050. How can we improve their design?

• 26 mins

What does China's green tech revolution mean for the world?

China is scouring the globe for the raw materials of the future. How will we be affected?

• 26 mins

Your questions answered: Climate change for kids, solar power, music for plants

Graihagh Jackson and her panel answer climate questions from listeners

• 26 mins

Is lab-grown meat better for the planet?

Eating meat is bad for the climate, but is growing it artificially any better?

• 26 mins

Are we spending enough on renewable energy?

The latest climate news and analysis, from green tech to frightening future flights

• 26 mins

Why is defending forests so deadly?

Forest defenders face threats and extreme violence all over the world. What can be done?

• 26 mins

How do you negotiate a good climate deal?

As a new play premieres about the Kyoto Protocol, two former negotiators share their tips

• 22 mins

How are athletes adapting to extreme heat?

Olympians and sports officials are worried about intense heat at this year's Paris games

• 26 mins

What can we do to reduce black carbon?

This little-known pollutant is making us sick and driving the climate crisis

• 26 mins

Can technology fight flooding in cities?

Informal settlements can be devastated by floods. Can drones help?

• 26 mins