The Green Thing We Forgot: Living Lighter on a Crowded Earth

The story goes like this: a young cashier gently suggests to an older woman that she bring her own grocery bags next time because plastic is bad for the planet. The woman smiles and says, “We didn’t have the green thing in my day.” Then she begins listing everything her generation did before “sustainability” became... Continue Reading →

Cognitive Showdown: Crows vs. Toddlers in the Science of Intelligence

Corvids, particularly crows and magpies, exhibit cognitive abilities comparable to human toddlers, including tool use, self-recognition, and social inference. Their intelligence prompts reconsideration of evolutionary assumptions about cognition. Recognizing these advanced mental processes highlights the need for conservation efforts to protect these remarkable birds amidst human threats to their habitats.

The White Bellbird: Nature’s Loudest Performer

The male White Bellbird Procnias albus. Nature's answer to KISS. Photo: Hector Bottai, 2019. Imagine strolling under the lush, deep green canopy of the Amazon Rainforest. You are surrounded by a vibrant mix of bird calls - macaws, hoatzins, the musician wren. Then, one voice cuts through the symphony with the power of a rock... Continue Reading →

The Bird in Music: Chasing Ghosts in a Fading Meadow

In honor of the Linda Hall Library opening its latest exhibition, "Chained to the Sky: The Science of Birds, Past and Future," this post is a celebration of birds' place in music through the ages. While the celebration is muted by birds' precipitous decline, it also serves as a crucial reminder that there is still... Continue Reading →

Headlines from Earth Part II: Climate, PFAS & New Hope for Rainforests

The recent post I wrote about planetary issues was so popular that I've decided to do another one. Like before, it's hard to keep up, because things are changing rapidly. And, like before, much of the news - frankly - isn't great, although within that, there's reason for hope. Ocean Temperatures. The world's oceans have... Continue Reading →

Headlines from Earth Part I: Marine Biodiversity, Ozone & The Anthropocene

Every few days I sit down to write a post on what's going on in the global environment and discover more that's happening. But no wonder. Planetary conditions are changing rapidly. According to the United Nations, the human population hit 8 billion on 15 November 2022. The live calculator "World-o-Meter" shows that in the intervening... Continue Reading →

2023: A Case for Optimism

The beginning of a new year often makes people philosophical, thinking about what has or hasn't worked the year before and what they resolve to improve. Most of this is positive, at least for me. Lately, though, and I imagine also for many, it's getting easier to let those thoughts become tinged with concern for... Continue Reading →

A harmless necessary cat

It's a little daunting contemplating finding something novel to write about cats, the unofficial mascot of the internet. But we're thinking of getting one (or two), to add some fun - and a few hair balls - to our household. There's a lot to think about. What to get and how to get it? We're... Continue Reading →

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