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Category Archives: Science
It’s finally springtime in the Northeast
Last time I posted, I commented on the fact that winter temperatures in New Hampshire were almost 7°C warmer in 2016 than 2015, and that “spring 2016 is just around the corner.” It turns out that spring has been a … Continue reading
Spring is just around the corner!
It’s been a really unusual winter, with almost no snow in the Northeast, and some incredibly warm temperatures. Last winter, at our research site in New Hampshire, the mean air temperature from January to mid-March was -8.5°C (17°F), and with … Continue reading
Posted in Camera images, Science
Tagged Duke Forest, green wave, New Hampshire, North Carolina, spring
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Phenology from north to south
Hi again! In my past few posts, I’ve talked about why leaf phenology is different in different places, including places further from, or closer to, urban areas, and different places within a single forest. Continuing on this theme, today I’d like to … Continue reading
Flowering in winter? It’s witch-hazel!
The witch-hazel genus (Hamamelis) consists of five species of deciduous shrubs. Three of these are native to North America, while two are native to the temperate regions of Asia. What is remarkable about these species is when they flower. The … Continue reading
Tropical trees: a complex story
In most pictures on Season Spotter, the only evergreen trees you see have needle leaves. These trees keep their needles year-round and add new ones in a seasonal flush. However, evergreen broad-leaf trees in the tropics often show more complex … Continue reading
Science of phenology (video)
Collaborators at NEON have put together a five-minute video about measuring phenology for science. Check out the how and why of we study phenolgy:
Blooming in December
In Boston, the weather has been unseasonably warm this December. And it’s not just here. All over the Northeast US, parts of the Western US, in the UK, and beyond are still waiting for winter to arrive. The odd weather … Continue reading
Posted in Science
Tagged Arctic Oscillation, Arnold Arboretum, El Niño, rhododendron, winter
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