Category Archives: History

Every 4 years

Posted on February 24, 2016 by Sandra Henderson

30 days has September April, June, and November All the rest have 31 Except that quite contrary February That has 28 most of the time But in Leap Year 29! This childhood ditty crosses my mind often in February. Every … Continue reading →

Posted in History | Tagged leap year | Leave a comment

Indications of spring

Posted on August 24, 2015 by Margaret Kosmala

In 1789, British naturalist Robert Marsham published a chart in the Philosophical Transactions of the Royal Society called “Indications of spring.” In this chart he lists the first day of the year on which he noticed particular events at his … Continue reading →

Posted in History, Research | Tagged Indications of spring, Marsham, spring, trees | Leave a comment

Why phenology is cool

Posted on July 29, 2015 by Andrew Richardson

I have long been fascinated by the passing of the seasons. I grew up in Canada: winter was cold and snowy, spring was lush and green, summer was hot and humid, and in autumn the forest exploded in a riot … Continue reading →

Posted in History | Tagged Canada, changing seasons | Leave a comment

A brief history of the PhenoCam camera network

Posted on July 22, 2015 by Andrew Richardson

I’m Andrew Richardson and I am an Associate Professor in the Department of Organismic and Evolutionary Biology at Harvard University. It was ten years ago that we first put a networked, digital camera – a “webcam” – on one of our … Continue reading →