Elizabeth Kolbert on Climate Change, Insects, Samso's Carbon Neutral Island, and Coral Reef Crisis

Science Friday’s Flora Lichtman welcomes Elizabeth Kolbert, a renowned climate journalist, to discuss her Life on a Little Known Dispatches from a Changing World and her decades of reporting. The conversation traverses a surprising caterpillar quest with an entomologist, the insect apocalypse highlighting insects as central to ecosystems, and the urgent need to understand their declines. Kolbert then reflects on Samso, a Danish island that aimed for carbon neutrality and became a hopeful example of what ordinary people can achieve when given policy incentives and space to innovate. The talk shifts to the peril facing the Great Barrier Reef, including coral bleaching and potential strategies to help corals cope with warming seas, all framed by a tempered sense of urgency and the difficult balance between hope and realism.

Kolbert also discusses how current political dynamics affect the adoption of clean technologies, the idea that climate change pushes humanity into the unknown, and the ways in which science communication can motivate action without succumbing to “the hope trap.” The episode ends with reflections on human ingenuity and the open question of whether we can translate knowledge into large-scale, lasting change.

Overview and guest

In this Science Friday episode, Flora Lichtman speaks with Elizabeth Kolbert, a Pulitzer Prize–winning journalist known for decades of reporting on climate and the environment. The discussion centers on stories from Kolbert’s book Life on a Little Known Dispatches from a Changing World where she threads curiosity, rigor, and a candid depiction of the challenges of solving global environmental problems. The tone oscillates between fascination with nature and the urgency of the climate crisis, a balance Kolbert repeatedly emphasizes as essential for meaningful action. The conversation also spotlights Kolbert’s career-long willingness to dive into distant ecosystems and to reveal the messy, incremental work of addressing existential threats.

The caterpillar story and the insect apocalypse

The dialogue begins with a vivid glimpse into field reporting on caterpillars. Kolbert describes working with Dave Wagner, a leading caterpillar expert, to search for larvae using a beading sheet, a method that can resemble a treasure hunt. The exchange highlights the practical challenges and the sometimes violent realities of field biology. A key theme emerges: caterpillars are a crucial energy conduit in ecosystems, serving as a major food source for birds and other species. Kolbert underscores how little we know about their needs and life cycles, noting that a comprehensive encyclopedia of western North American caterpillars does not exist and that understanding these processes is essential for conserving many moth and butterfly species.

"insects make up, you know, the majority of species on Earth" - Elizabeth Kolbert

Samso: a small Danish island that goes carbon neutral

Switching to a more hopeful note, Kolbert revisits a 2008 piece about Samso, an island where ordinary people—farmers and small-business owners—took ownership of a plan to reduce carbon emissions. The island’s wind power, onshore turbines, and offshore investment provided a pathway for a community-led transition that also made economic sense. The interview captures how energy use became a kind of sport on Samso, a demonstration of attention redirecting behavior through policy alignment and incentives. Kolbert emphasizes that what makes Samso exceptional is not only technology but the social discipline and governance that encouraged participation and investment. The discussion also considers what has changed nearly two decades later: few communities have replicated the Samso blueprint, despite the apparent viability of the approach.

"they were not unusual people. They were just ordinary people" - Elizabeth Kolbert

Urgency, hope, and the climate window

The conversation then turns to the emotional and epistemic landscape of climate reporting. Lichtman asks Kolbert how she maintains a sense of purpose without being overwhelmed by the scale of the crisis. Kolbert discusses the tension between delivering honest, sometimes bleak, news and presenting pathways forward. She rejects the notion that every climate story must end on a triumphant note, arguing that the science shows technologies—solar, wind, batteries, and other energy-storage innovations—have become more affordable and capable since she began her work. Yet political realities, particularly in the United States, complicate the deployment of these tools at scale. The dialogue captures Kolbert’s insistence that we stabilize, not “solve,” climate change, and that political will must catch up with technological progress.

"we are sleepwalking into the unknown" - Elizabeth Kolbert

The Great Barrier Reef: beauty, threat, and possible responses

Kolbert shares a personal affinity for the Great Barrier Reef, describing snorkeling and the kaleidoscopic life beneath the surface. The reef stands as a stark symbol of climate risk: coral bleaching driven by warming oceans threatens the ecosystem’s future, potentially rendering reefs functionally extinct by the end of the century. The discussion explains how bleaching occurs, as corals expel their symbiotic algae under heat stress, turning white and starving the coral. Kolbert notes a spectrum of research aimed at helping corals adapt, including experiments to breed corals more tolerant to heat and to encourage partnerships with more resilient algae. While scale remains a challenge given the reef’s vast expanse, scientists are pursuing strategies to scale such interventions to larger systems.

"Coral reefs are a very threatened ecosystem. Scientists believe they could sort of be functionally extinct by the end of this century" - Elizabeth Kolbert

Conclusion: hope, ingenuity, and the path ahead

In closing, Kolbert reflects on the possibility that humans possess an intrinsic capacity to foresee the future, innovate, and survive through crises. The interview acknowledges the difficult political moment and the necessity of public engagement with science to motivate action. Kolbert’s perspective is not a call for naive optimism but a call for clear-eyed realism paired with a belief in human creativity. The final reflections emphasize that the climate landscape will require a combination of policy, technology, community action, and scalable solutions to navigate the century ahead.

"we are sleepwalking into the unknown" - Elizabeth Kolbert