Turning oil platforms into reefs

A home for marine life, but perhaps not in the place you’d expect

• 22 mins

Regrowing the rainforest

It has taken 40 years, but this man has regrown a patch of rainforest in the Amazon

• 28 mins

Catching up with the problem solvers

Are stickers still saving lives? Was a coral reef repaired?

• 23 mins

Turning the desert green

One man's plan to make the Sinai desert fertile

• 24 mins

The helpline for jealous and violent men

A helpline for jealous and violent men is aiming to cut domestic violence

• 23 mins

Smashing the glass ceiling for young Africans

How a network of mentors is helping young Africans achieve their dreams

• 24 mins

Test-tube rhinos

Scientists have an incredible plan to save the northern white rhino from extinction

• 23 mins

The career where it helps to have a criminal past

Ex-cons are running part of the US probation system, and it’s transforming young lives

• 26 mins

The great mosquito swap

How a highly unusual approach to disease is helping to stop dengue fever in Colombia

• 23 mins

How five friends can change a refugee’s life

Groups of Dutch friends are helping families settle when they move to a new country

• 23 mins

Unsung victories in the fight against disease

Remarkable successes against some of the most unpleasant illnesses on the planet

• 23 mins

Introducing: Season 2 of 30 Animals That Made Us Smarter

How animals make us smarter – we thought you might like to hear our brand new episode

• 18 mins

The ATMs that dispense clean fuel

How a start-up in Kenya reinvented the cooking stove

• 23 mins

Turning preachers into LGBT allies

How a group of Kenyans reduced homophobic hate and violence

• 23 mins

Locust hunters

People in Kenya have been paid to catch swarms of locusts eating farmers’ crops

• 23 mins

The seaweed farmers adapting to warming seas

How seaweed farmers in Zanzibar are fighting the effects of climate change

• 23 mins

Ways to save the planet: Swap concrete for wood

We investigate the power of nature’s own creations to help fix climate change

• 23 mins

Ways to save the planet: Fridge detectives

We meet detectives hunting down old fridges to stop greenhouse gases escaping from them

• 23 mins

The library where the books are people

Borrow a stranger for a half-hour chat to challenge your prejudices

• 23 mins

The hotel for homeless people

When the coronavirus pandemic hit, England’s rough sleepers were offered a place to live

• 24 mins

Saving mums and their unborn babies

Women in Nigeria have come up with an emergency transport scheme that is saving lives

• 24 mins

Helping animals cross the road and other obstacles

The special bridges that are helping to save slow lorises and reunite rare monkeys

• 24 mins

Robots on the beat

How police in the US are using tech, including robots, to fight crime

• 24 mins

Can computer games improve mental health?

How computer games are being used to help children process grief and powerful emotions

• 25 mins

Talking signs, amazing peas and planes mapping fires

Innovative solutions for city navigation, plastic waste and forest fires

• 23 mins

How to spot fake drugs with a mobile phone

Mobile phones and apps are being used to detect fake medicines and save lives

• 23 mins

Ways to save the planet: Ancient solutions

We could save 16% of emissions by using biochar, a simple indigenous fertilising method

• 23 mins

COP26: The tech helping you to help the planet

New technology that could lead to better informed choices on climate change

• 24 mins

The 15-minute city

Everything you need on your doorstep: a radical plan to improve our cities

• 24 mins

The tiny satellites changing how we see Earth

CubeSats are small but mighty. They track animals, map coral reefs and spot modern slavery

• 23 mins

Ways to save the planet: Using the sun

Using floating solar panels and a see-through pyramid to help the climate

• 24 mins

Food waste: The solar dryer solution

A simple system for saving food and empowering women

• 24 mins

How to make electricity for your neighbours

The energy microgrid that started with scrap metal and an old bicycle

• 25 mins

Creating an alternative gig economy

Meet the innovators who want to change gig work for the better

• 23 mins

The moo loo and other stories

Training cows to use the toilet and a bouncy castle that fights climate change

• 23 mins

The forest sound detectives

How scientists check the health of a forest by listening to it

• 24 mins

Catching up with our solution seekers

How are Covid dogs, a sturdy bicycle scheme and balloons beaming the internet getting on?

• 24 mins

Making clean water with rubbish

The chemist using old bones and food waste to make clean drinking water

• 24 mins

How to fight fake health news

Can playing a video game ‘inoculate’ your mind against medical misinformation?

• 23 mins

Using VR to change lives

How virtual reality is helping tackle phobias and resolve conflict

• 27 mins

The house that fights malaria

Innovative ideas in the battle against mosquitos

• 24 mins

Training police to patrol each other

How do you get officers to step in to prevent acts of police brutality?

• 23 mins

Violent partners: The ‘window’ strategy

How Iceland pioneered a new approach to domestic violence

• 25 mins

Prison Voicemail: Messages from behind bars

Prisoners and their families are keeping in touch with the Prison Voicemail app

• 23 mins

Insects fixing the world

How flies and bugs can help solve the planet’s problems

• 25 mins

Using haircuts to fight oil spills

How old hair is being used to help the planet

• 29 mins

Making hospitals less stressful

How leaves, lights, sounds and goats can improve patient health

• 24 mins

How to make fishing nets less destructive

Using underwater sounds and lights so only the fish we want to eat get caught

• 24 mins

Saving California’s butterflies

How rearing butterflies by hand is bringing them back from the brink

• 23 mins

Turning tyres into cheap fuel & football pitches

The entrepreneurs using clever chemistry to turn scrap rubber into fuel and car tyres

• 23 mins

Sponge cities that fight flooding

How cities are embracing nature to prevent flooding

• 23 mins

Work: Access for all

We look at workplaces that have welcomed people with learning disabilities on to the team

• 24 mins

Using lotteries to make us better people

The lotteries that nudge people to take medicine, pick up litter or pay their taxes

• 24 mins

Robots fixing sewers

The robots that navigate sewer pipes to find leaks and blockages so people don't have to

• 24 mins

Turning mud into ‘clean’ concrete

The man whose special powder turns waste soil into buildings

• 24 mins

Helping teenagers become good mums

Innovative projects around the world are trying to help teenage mums

• 24 mins

Safer cities for women

How can you stop women being harassed in the street?

• 24 mins

The library where the books are people

Borrow a stranger for a half-hour chat to challenge your prejudices

• 24 mins

Racing to get kids reading

How a race to write books and a gadget that counts words are helping child literacy

• 24 mins

Getting kids out of institutions

Meet the people finding families for some of the 5 million children living in care

• 24 mins

The future of wind power

How floating wind turbines and power-generating kites could help fight climate change

• 24 mins

Keeping medicines cool

How enzymes and earthen pots can help keep medicines safe

• 24 mins

The power of group therapy

Therapy has been helping Boko Haram survivors and street youth in Liberia.

• 27 mins

Saving kids with cancer

The Filipino doctor who’s found an affordable way of treating children with cancer

• 24 mins

Using finance to fight homelessness

How bank accounts and clever investments are improving the lives of homeless people

• 24 mins

Getting refugees out of tents

Can we provide better shelters than tents for displaced people?

• 30 mins

How to fix democracy

The debating platform that brings people together

• 24 mins

Fighting fashion waste

Turning discarded clothes into something useful

• 24 mins

What 3D printing can fix

How 3D printing is changing lives from prosthetic limbs to classroom aids

• 24 mins

Hands-Off Health Tech

How medics can treat people without touching them

• 24 mins

Robots on the beat

How police in the US are using tech, including robots, to fight crime

• 24 mins

How to get people eating less meat

Can ‘fake meat’ help reduce the amount of meat we consume?

• 24 mins

The food waste warriors

Three women with innovative projects stopping food from going to waste

• 24 mins

Dads on duty

How volunteer dads are reducing school violence in Louisiana

• 24 mins

Ending road deaths

How to stop cars from killing people

• 24 mins

Sustainability in death

How you can be eco-friendly after you die

• 24 mins

Educating refugees

Helping young displaced people get a better start in life

• 24 mins

Albatrosses and oysters fixing the world

How seabirds and shellfish are protecting our planet

• 24 mins

Picking up healthcare with the litter

Collecting rubbish as if your life depended on it

• 23 mins

COP27: Growing a forest the right way

Tree-planting schemes don’t always work, so what’s the best way to do forest restoration?

• 24 mins

Jobs for girls

How training women in male dominated professions is changing finances and attitudes

• 25 mins

The World Cup of football solutions

How football can solve problems off the pitch

• 24 mins

The body suit that stops muscle spasms

Clever physiotherapy tools to help people get moving

• 25 mins

Sleep solutions

Innovative ways to help people get a better night’s rest

• 24 mins

Board games fixing the world

Can playing board games help us fix real-world problems?

• 24 mins

Grannies fixing the world

The projects around the world using the influence of grandmothers to help improve lives

• 24 mins

Micro-homes and sobercoins

The tiny houses helping homeless people to get off the streets

• 24 mins

Fighting the megadrought

How Chile has found ingenious ways of finding and using water

• 24 mins

Bringing dead languages back to life

How do you revive a language with no living speakers?

• 26 mins

Plants fighting pollution

Meet the plants that clear up oil spills and provide clean water

• 24 mins

The healing power of forests

Meet the people using forests to help improve mental health

• 24 mins

Turning waste into power

How old food and hot computers are being used to provide new sources of energy

• 24 mins

The ring that could help save women’s lives

Has a tiny silicon ring to protect women from HIV infection worked as a solution?

• 24 mins

Sea cucumbers fixing the world

Meet the oceans’ unsung hero

• 25 mins

Getting refugees out of tents

Getting refugees out of tents

• 30 mins

Challenging attitudes to disability

The silent cafe and VR game trying to make life better for people with disabilities

• 24 mins

Endometriosis: The search for solutions

Has Hungary found a better way of treating endometriosis?

• 24 mins

Stopping harassment on public transport

Projects aiming to make commuting safer - particularly for women.

• 26 mins

The people fixing childcare

How mobile childcare is helping low-paid workers

• 23 mins

Sports fan solutions

How German “fan projects” are stopping young supporters being seduced by far-right groups

• 26 mins