Plastic waste, already the subject of preliminary international talks, could be increasingly targeted after UN meetings in early 2022. Meanwhile, this ubiquitous product is polluting land, ocean and air in its various forms, as well as through little-understood microplastic particles. The latest TipSheet has the backstory on efforts to forge an international plastics treaty, as well as ideas for how to cover plastic pollution locally.

A growing body of research shows the links between global warming and extreme weather. And that knowledge can help communities prepare, and assign responsibility for damages. Veteran climate journalist Bob Berwyn lays out the science of climate attribution — for heat waves, flooding, wildfires and, ironically, crop-killing freezes — and discusses its implications for future climate change policy.

Two outstanding features — one on air pollution from a local coke plant in Pennsylvania, another on deaths from a shellfish toxin in Alaska, and both focused on public health, neglected communities and environmental justice — are the subject of the new Inside Story Q&A. Society of Environmental Journalists’ award-winners Nancy Averett and Zoya Teirstein share their reporting insights and advice.

Twenty years after the attacks on 9/11, the war on terror has left many risks in the built environment under a cloak of secrecy. For WatchDog Opinion, keeping vital information about such preventable hazards under wraps from the public and journalists is not just wrong, but bad policy. Here’s why. Plus, a rundown for environment reporters of where exactly this secrecy reigns.