In the winter, most of us are used to seeing bare tree branches  – but some trees, like firs, pines, and spruces, don’t usually lose their needles when it gets cold. We asked forest ecologist Diana Macias to help us understand why.  


Got a Moment of Um question for us? Go to BrainsOn.org/contact to send it to us, and we’ll root around for the answer.

In the winter, most of us are used to seeing bare tree branches  – but some trees, like firs, pines, and spruces, don’t usually lose their needles when it gets cold. We asked forest ecologist Diana Macias to help us understand why.   Got a Moment of Um question for us? Go to <a href="https://www.brainson.org/contact">BrainsOn.org/contact</a> to send it to us, and we’ll root around for the answer.

Moment of Um is your daily answer to those questions that pop up out of nowhere and make you go… ummmmmmm. Brought to you by your friends at Brains On Universe.

Sales and Distribution by Lemonada Media https://lemonadamedia.com/  

Moment of Um is your daily answer to those questions that pop up out of nowhere and make you go&hellip; ummmmmmm. Brought to you by your friends at Brains On Universe.
Sales and Distribution by Lemonada Media <a href="https://lemonadamedia.com/" data-stringify-link="https://lemonadamedia.com/" data-sk="tooltip_parent">https://lemonadamedia.com/</a>&nbsp;&nbsp;

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