Last week I described some initial results from the Spring Challenge. I showed how we used individual classifications to build a dataset for a single site in a a single year. And we discovered that using paired images 7 days … Continue reading
Having all the pairs of spring images classified means I can now analyze them! In particular, I’m using these images to get a best estimate for the “start of spring” and the “end of spring”. These are metrics that are … Continue reading
Frost covers the tops of tamaracks, making them appear ghostly against the smaller black spruce trees in Prince Albert National Park, Saskatchewan, Canada.
There are so many gorgeous fall scenes being captured by our PhenoCams right now that it’s hard to choose just one. It’s a great foliage year throughout the northern U.S. and Canada. Here is Lac Clair in Quebec, Canada, surrounded … Continue reading
In Prince Albert National Park, Saskatchewan, Canada, tamaracks (Larix laricina) tower over their black spruce (Picea mariana) neighbors. Tamaracks and their sister larch species are one of the few groups of conifers that change color and drop their needles every … Continue reading