
Rare Earth
New science documentary series for BBC Radio 4
Latest episodes

Feb 9, 2024 • 53min
Alien Invasion
Professor Chris Thomas discusses the impact of alien invasive species on ecosystems, highlighting the need to reconsider our judgment towards them. The podcast explores efforts to protect red squirrels, combat earthworm invasions in forests, and preserve biodiversity on St Kilda Island. Conservationists share their experiences in managing invasive species, raising ethical questions on intervention and species adaptation in ecosystems.

Feb 2, 2024 • 54min
Can We Build a Better World with Wood?
Can wood replace concrete and steel in construction? Experts discuss the benefits of Cross-Laminated Timber and its potential for tall buildings. Debate on the environmental impact of using wood as a building material and the importance of sustainable forestry practices. Exploring biodiversity, Aboriginal land management, and the charismatic megafauna vs. invasive species debate.

Jan 26, 2024 • 53min
Can we live without waste?
Physicist Helen Czerski and guests explore the impact of waste on the environment. They discuss the potential to reduce greenhouse gas emissions by utilizing all resources, address the fashion industry's waste problem, and the challenge of tackling global waste management. They highlight the importance of innovative solutions and responsible consumption to combat the waste crisis.

19 snips
Jan 19, 2024 • 53min
Is Nature Better Off Without Us?
Physicist Helen Czerski and journalist Tom Heap discuss rewilding efforts and balancing human needs with nature's preservation. They explore bison reintroduction impacts, agricultural conservation in North Norfolk coast, and the harmonious relationship between humans and the environment.

Jan 16, 2024 • 2min
Welcome to the future
Journalist Tom Heap and physicist Helen Czerski discuss the urgency of addressing climate change and declining wildlife populations. They explore human impacts on nature and the need for a change in how we interact with the planet, emphasizing the role of individuals in shaping a sustainable future.
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