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PODCAST

TreeNote

TreeNote is a two minute weekly feature from renowned ecologist Dr. Nalini Nadkarni and KUER. Listen on podcast or on YouTube.

science home & garden

All Episodes

2:20

The rare double coconut

TreeNote ·

2025/12/04

You've seen coconuts, but what about the giant — and wonky — double coconuts?

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2:20

The Peppery Allspice Tree

TreeNote ·

2025/11/27

The first time I helped my mom make a pumpkin pie for our Thanksgiving dinner, my job was to retrieve the spaces for the filling. I knew what cinnamon and nutmeg were, but what in the world was allspice?

en

2:35

How to break down a leaf

TreeNote ·

2025/11/20

It's that time of year when nature goes all-in on leaf demolition. So, what's the process?

en

2:35

Life in the treetops

TreeNote ·

2025/11/13

In the four decades that I've studied treetop biology, I've always focused on canopy-dwelling plants. But forests also support a fascinating array of arboreal animals.

en

2:30

Maple trees' little helicopters

TreeNote ·

2025/11/06

One of my favorite traits of maple trees is how they distribute their seeds.

en

2:40

A Witches' Broom

TreeNote ·

2025/10/30

If you look up at a forest canopy, you might see what look like tangled clusters of twigs scattered among the branches.

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2:15

Trees in Books

TreeNote ·

2025/10/24

Trees grace many works of fiction. Think of the magnificent treehouse in “The Swiss Family Robinson,” a beautiful, elevated place of safety on a deserted island.

en

2:33

The resonance of hardwood

TreeNote ·

2025/10/16

Clarinets are made from a tree in the rosewood family, a dense hardwood that allows makers to create instruments with long vibrations and resonant tones.

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2:25

Spanish moss? Not exactly.

TreeNote ·

2025/10/09

On a recent visit to south Florida, I was intrigued to learn about Spanish moss, a plant that looks like wispy gray hair draped in the crowns of live oak and other trees in subtropical woodlands.

en

2:30

The seaworthy wooden canoe

TreeNote ·

2025/10/02

Just how far could a primitive wooden raft get you across the ocean? According to archeologists, much further than we previously thought.

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The poetry of the tulip poplar

TreeNote ·

2025/09/25

While on my honeymoon in the lush forests of the Great Smoky Mountains, I collected a handful of seeds of a tulip poplar tree. Over 40 years later, I still have them, nestled in my dresser drawer as a memento.

en

2:25

What makes the aspen quake?

TreeNote ·

2025/09/18

The world of trees creates many superlatives — the oldest tree, the tallest tree — but I bet that the quaking aspen is the world's liveliest tree. Its round leaves flutter in the slightest breeze.

en

2:30

How driftwood connects the forests to the seas

TreeNote ·

2025/09/12

I’ve always thought of forests and the sea as two distinct and separate systems. But there is a connector: driftwood — which brings elements of living forests to coastal marine life.

en

2:30

How to spot a culturally modified tree

TreeNote ·

2025/09/04

When I hike in the coastal forests of Washington State, I’m intrigued by sighting "culturally modified trees," or CMTs. These are living trees that have been visibly modified by indigenous peoples for use in their cultural traditions.

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2:40

Why peaches need their fuzz

TreeNote ·

2025/08/28

Most of us wash the fuzz off a peach before we eat it. But research shows that peaches need those fuzzy hairs for their survival.

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2:25

Trees in Utah's Mining History

TreeNote ·

2025/08/21

Utah’s Wasatch Mountains have a rich mining history, but for many of those years, there was as much activity above ground as below.

en

2:30

The trouble with wooden chopsticks

TreeNote ·

2025/08/14

Take a look at the packet of disposable chopsticks you get with your next order of sushi — you, the snap-apart kind, tucked in a paper sleeve. These throwaway chopsticks are clean and convenient, but they contribute to a bento box of environmental problems.

en

2:30

Nature's ecological heroes

TreeNote ·

2025/08/07

Smoky the Bear is probably the best-known animal firefighter, but the North American beaver is the one doing the heavy lifting.

en

2:30

What to do with our city's dead trees

TreeNote ·

2025/07/31

Living, healthy urban trees cover our cities and neighborhoods. But when they die and have to be removed, cities are finding plenty of smart uses for their wood.

en

2:30

The tree that builds the lightest canoes

TreeNote ·

2025/07/24

In the Great Lakes region, indigenous tribes built ideal canoes from the bark of the white birch tree.

en

113 results

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