The challenges of sustainable aquaculture are at the heart of an extensive reporting project recognized in the Society of Environmental Journalists’ most recent round of reporting awards. In this Inside Story Q&A, Hakai Magazine’s founding editor, Jude Isabella (pictured at left), and author Brian Payton share insights into the series, which looks closely at the industry and its environmental costs.

A recent study of global cropland expansion highlights several trends that are ripe with environmental news stories. One finding: New farm fields have taken over an area the size of Texas and California combined since the start of the century, an expansion primarily affecting biodiversity-rich natural ecosystems, with Africa leading the cropland boom. Freelancer Gabriel Popkin explores the latest data and the reporting possibilities.

Environmental writer Allison Cobb, in “Plastic: An Autobiography,” tells the story of the ubiquitous material through a series of interwoven narratives that range from her own experiences with it (including a discarded plastic car bumper), to the corporate origins of its spread and the way it’s now dangerously carpeting nature and damaging human communities. Contributor Nano Riley has a review in our new BookShelf.

The climate-security nexus has drawn attention from the Biden administration, but less so elsewhere, even as security experts worry about climate change as a threat multiplier that can exacerbate other causes of conflict. Our new Backgrounder explores these concerns, with a look at how the issue has played out in recent U.S. politics. Plus, seven global regions where climate change may worsen ongoing conflict.

Cynthia Barnett’s deeply researched and engagingly written new book, “The Sound of the Sea: Seashells and the Fate of the Oceans,” brilliantly weaves together mollusk anecdotes, ocean science and human history as it takes a deep dive into the nature of seashells and the story of their connection to us. Read Tom Henry’s review in the new BookShelf.