Articles on Plants

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Pulses of light followed by extended dark periods might help make indoor agricultural production more sustainable. DutchScenery/Shutterstock.com

Micro-naps for plants: Flicking the lights on and off can save energy without hurting indoor agriculture harvests

Indoor plant factories have high energy costs since LEDs replace the sunlight outdoor plants get for free. Scientists found a way to dial back how much light is needed by breaking it into tiny bursts.
Matchstick banksia (Banksia cuneate). There are only about 500 of these plants left in the wild at 11 different sites, with much of its habitat having been historically cleared for agriculture. Andrew Crawford/Threatened Species Hub

Undocumented plant extinctions are a big problem in Australia – here’s why they go unnoticed

A recent global survey found almost 600 plants have gone extinct. And this figure is likely to be an underestimate.
The short answer is that leaves fall off trees when they aren’t doing their job any more. Emily Nunell/The Conversation CC-NY-BD

Curious Kids: why do leaves fall off trees?

Leaves fall off trees when they aren’t doing their job any more. If there isn’t enough water, the leaf can be damaged and stop working.
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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