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Articles on Phenology

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Changes in climate affect the timings of various points in the life cycle of plants, including when flowers bloom in spring and when leaves wither in autumn. (Shutterstock)

Climate change is altering the seasonal rhythm of plant life-cycle events

Climate change is modifying the timing of recurrent life-cycle events with critical consequences on ecological and economic levels.
A volunteer looks for waterbirds at Point Reyes National Seashore in California during the National Audubon Society’s annual Christmas Bird Count. Kerry W/Flickr

Citizen scientists are filling research gaps created by the pandemic

COVID-19 kept many scientists from doing field research in 2020, which means that important records will have data gaps. But volunteers are helping to plug some of those holes.
A mast year can be a squirrel’s dream come true. Editor77/Shutterstock.com

Tons of acorns? It must be a mast year

Masting is what biologists call the pattern of trees for miles around synchronizing to all produce lots of seeds – or very few. Why and how do they get on schedule?
A grizzly bear eats ripe buffaloberry fruit in the Bow Valley of Alberta. Shifts in the timing of buffaloberry development in the Rocky Mountains will change the behaviour of grizzly bears, and could threaten reproductive rates in this vulnerable population. Alex P. Taylor

Alberta grizzly bears will feel the effects of climate change

As warming temperatures shift the availability of key food sources, Alberta’s grizzly bears will be forced to adjust.

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