Latest Interviews

The carbon cycle is key to understanding climate change

Oliver Morton

Human fossil fuel combustion has disrupted Earth's natural carbon equilibrium, accelerating the transition into the Anthropocene and trapping heat at unprecedented rates. While the "Growing Green" movement reflects public demand for reduction, current political and technological limitations, particularly regarding the scalability of negative emission schemes, prevent a rapid restoration of pre-industrial conditions. Ultimately, reversing this geological shift demands a fundamental transformation of the global economic structure, a process that will span centuries regardless of whether the transition is driven by policy or necessity.

Covid-19: why the economy could fare worse than you think

Callum Williams

Analysis of global economic data reveals that the pandemic has created a persistent "90% economy" driven by both government mandates and voluntary consumer caution, resulting in severe job losses for low-income sectors in China, Europe, and the US. While unprecedented state subsidies, such as the 750 billion euros deployed in Europe, currently mask underlying insolvency risks, the eventual withdrawal of this support threatens a cascade of business failures and heightened unemployment. The duration of this structural instability remains inextricably linked to the timeline for vaccine distribution, with delays expected to exacerbate disparities for vulnerable workers and reshape future political agendas.

Why politicians have failed to tackle climate change

Oliver Morton

Following James Hansen's 1988 congressional testimony, global climate diplomacy progressed through the binding yet flawed 1997 Kyoto Protocol to the 2015 Paris Agreement, which replaced mandatory targets with voluntary commitments. While fossil fuel interests historically obstructed regulation and developing nations like China initially grew emissions unchecked, strategic shifts now drive a transition toward renewable leadership despite emissions doubling since the 1970s. Current international strategy relies on a ratcheting mechanism to incrementally raise ambition, though avoiding effective inaction requires breaking a half-century of political compromise to meet temperature thresholds.

Can sea creatures adapt to climate change?

Dr. Purnasloki Bahadri, Claire

Dr. Purnasloki Bahadri reports that horseshoe crabs in the Bay of Bengal are facing existential threats from climate change, pollution, and commercial bleeding for medical products, which now account for roughly 50,000 annual deaths. While these ancient species attempt to adapt by migrating to new habitats like Sundarbans mangroves, their evolutionary pace cannot match the speed of current environmental degradation. In response, Bahadri is advocating for government-established Marine Protected Areas along the Indian coast to halt human activities and ensure the survival of this keystone species and its broader ecosystem.

How to stop plastic getting into the ocean

Claire

Ocean Clean-up founder Boyan Slat leads an organization deploying Interceptor boats across Asia, Africa, and South America to intercept an estimated two-thirds of river-borne plastic before it reaches the ocean. These vessels collect approximately 50,000 kilograms of waste daily, utilizing data from advanced camera systems to quantify debris and inform policies targeting the 1,000 waterways responsible for 80% of global ocean pollution. To ensure long-term viability and mitigate the projected 2050 crisis where marine plastic could outweigh fish, the group is scaling its fleet while transitioning collected waste into sellable products to achieve operational self-sufficiency.

Covid-19: the right way to leave lockdown

Edward Carr

Governments worldwide are navigating a complex, non-linear path to reopen economies by balancing staggered social distancing measures with the deployment of digital contact-tracing tools like those pioneered by Apple, Google, and China. While nations such as Germany and Denmark implement strict school and business protocols, experts warn that effective recovery depends on massive investments in testing infrastructure, PPE, and a workforce of 100,000 tracers to avoid costly lockdowns. Simultaneously, the global health community is racing to resolve manufacturing bottlenecks for three vaccine candidates to prevent "vaccine nationalism" and ensure equitable distribution to healthcare workers in developing nations.

How to treat covid-19

In response to the 2020 SARS-CoV-2 pandemic, scientists are repurposing existing antivirals like Remdesivir and hydroxychloroquine to target the viral replicase system while the World Health Organization launches a global megatrial to evaluate their efficacy. Although President Donald Trump championed hydroxychloroquine as an immediate solution, rigorous clinical data remains limited compared to laboratory findings, prompting the trial to seek evidence of marginal therapeutic benefits. This strategy aims to rapidly reduce hospital stays and alleviate health system strain while the definitive long-term vaccine solution continues to develop over the estimated 1.5 to 2 years.

How Africa could one day rival China

Ida, Emabet Tesfaye, Asifa Mengesha, Bashadou

Projections indicate Africa's population will reach 4.5 billion by 2100, yet studies suggest that expanding female education could peak and subsequently reduce this demographic while unlocking a 10% GDP boost through equal workforce participation. As Ethiopia leads industrialization via the Eastern Industry Zone and high-value horticulture, experts warn that diversifying into service sectors and modernizing agriculture with smart technologies are essential to overcome low productivity and chronic infrastructure deficits. Despite facing climate vulnerabilities and recent pandemic disruptions, the continent's transition toward democratic governance and strategic investment in energy and education positions it to become a primary global growth engine.

Covid-19: more questions about coronavirus, answered

Ed Carr, Alok Jha, Edward Carr

Policymakers and economic analysts are addressing the severe trade-off between strict disease containment and deepening economic contraction, with US Treasury Secretary Steve Mnuchin warning that unemployment could reach 20% without intervention. The event evaluates the likely L-shaped recession trajectory while examining how global aid, healthcare disparities, and the virus's seasonal mutation patterns will shape long-term recovery. Ultimately, the discussion emphasizes the necessity of international cooperation to restore scientific trust and accelerate vaccine development within an 18-to-24-month window despite rising nationalistic trends.

How noise pollution threatens ocean life

Michel Andre, Claire

Research led by scientists like Michel Andre has identified human-induced noise from shipping, sonar, and seismic exploration as a critical global threat causing mass strandings and acoustic trauma across thousands of marine species. To address this, the scientific community is utilizing 150 global listening platforms and artificial intelligence to distinguish natural sounds from anthropogenic noise, revealing a 60% reduction in whale communication capabilities in the Northern Hemisphere. Future industry strategies now prioritize integrating noise reduction technologies and developing non-invasive alternatives to ensure operational efficiency while eliminating the transient but severe acoustic disturbances threatening marine ecosystems.

Mangroves: how they help the ocean

Lillian, Mark Huxham

Global mangrove ecosystems face imminent collapse due to industrial expansion, prompting the launch of Mikoko Pomoja in Kenya's Ghazi Bay as the world's first community-led project funded by carbon credits. This initiative has successfully generated over $60,000 for local communities while sequestering significant carbon in sediment, effectively incentivizing conservation over resource extraction. Although experts caution that such offsets cannot replace broader policy reforms, the model is gaining traction as a replicable strategy for marine protection and economic stability across the region.

Election 2020: How do America's presidential primaries work?

John Prideaux

Presidential candidates navigate a fluid nomination landscape defined by primaries and a declining number of caucuses to secure delegates for the summer national convention. The 2020 cycle highlighted the volatility of this process, marked by administrative failures in Iowa and the strategic consolidation of delegate allocation on Super Tuesday, where over one-third of Democratic delegates are now distributed. While conventions typically ratify predetermined outcomes, contested scenarios remain possible through unbound delegate voting, after which the focus shifts immediately to securing the general election.

Election 2020: What could Super Tuesday mean for the future of the Democratic Party?

John Prideaux, Jon Priddow, Charlotte Howard, Jon Fassman

Bernie Sanders' insurgent campaign has capitalized on the collapse of traditional Democratic establishment structures to challenge a fragmented moderate field, effectively reversing the 2008 consensus that party endorsement guarantees delegate success. Despite Joe Biden's decisive South Carolina victory creating a potential two-horse race, a dominant performance by Sanders on Super Tuesday—particularly in California and Texas—could secure an uncatchable delegate lead that forces the party toward a contested convention in Milwaukee. While some donors remain ideologically opposed to the progressive nominee, the shared imperative to defeat Donald Trump is increasingly driving financial support toward Sanders despite the absence of a unified moderate alternative.

Afghanistan: why the Taliban can't be defeated

Marking the longest war in American history, the nearly two-decade conflict in Afghanistan has left the nation in ruin with the Taliban controlling significant territory despite decades of US military intervention and diplomatic efforts. While previous administrations deployed varying troop levels and fostered temporary democratic gains, the insurgency remains resilient, fueled by local grievances, Pakistani support, and a booming opium trade that funds 90% of the world's heroin. Ultimately, the transcript concludes that sustainable peace requires a genuine power-sharing agreement among Afghan factions rather than rushed withdrawals or fragile deals, as the international community must prioritize patient diplomacy to prevent a Taliban takeover.

Vaping: what people are getting wrong | The Economist

Sarah

Discussions regarding e-cigarette regulation address the 2019 EVALI outbreak caused by Vitamin E acetate and the subsequent federal bans on flavored products while weighing these measures against the World Health Organization's data on annual tobacco-related deaths. While the FDA declared youth vaping an epidemic due to a sharp rise in high school usage, scientific testimony argues that combustible cigarettes remain significantly more addictive and harmful than vaping products containing glycerol or propylene glycol. Experts ultimately advocate for a European-style regulatory framework that prioritizes device quality and marketing restrictions over total prohibition to facilitate smoking cessation without discouraging adult users from switching to safer alternatives.