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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

2:25

How wind shapes trees

TreeNote ·

2026/03/05

We’ve all seen pictures or witnessed firsthand the destructive force of high winds on trees — all those images of crushed homes and downed power lines.

en

2:30

Why some trees need flying buttresses

TreeNote ·

2026/02/26

Like Europe's giant Gothic cathedrals, there are large trees that rely on flying buttresses for support.

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2:25

Trees and art

TreeNote ·

2026/02/19

It’s no wonder that trees have long inspired artists. Not only are they beautiful, they also symbolize renewal, growth, time, knowledge and spirituality.

en

2:20

Trees at dawn and dusk

TreeNote ·

2026/02/12

You may have heard of crepuscular animals — those that are most active during dawn and dusk — but what about the world of crepuscular trees?

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2:25

Meet the tree that gives us chocolate

TreeNote ·

2026/02/05

No chocolate fan has to wonder why the scientific name of the cacao tree translate from the Greek to "the food of the gods."

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2:17

Trees and Winter Sports

TreeNote ·

2026/01/29

When winter settles in, it’s great to get outside to navigate our snowy landscapes. But we don’t often think about how our winter adventures are often brought to us by trees.

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2:30

How we got the smell of fresh pine in the car

TreeNote ·

2026/01/22

The origin story of those little tree-shaped, pine-scented air fresheners goes back to a milkman who preferred the smell of fresh pine to sour milk.

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2:25

How macaws and almond trees help each other

TreeNote ·

2026/01/15

Birds and trees are natural partners, but the Great Green Macaw and the Almendro Amarillo tree depend on each other for survival.

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2:20

Puppets and Trees

TreeNote ·

2026/01/08

The connection between trees and puppetry goes back for centuries.

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2:35

Trains and Trees

TreeNote ·

2026/01/01

I recently took the train from Salt Lake City to California, my first such experience in decades. Each mile, my train passed over 3,000 railroad ties — nearly all of them made from trees.

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2:35

The Holiday Greens

TreeNote ·

2025/12/25

With the holidays come evergreen wreaths on people's doors and windows — which got host Nalini Nadkarni asking: Where does all of this holiday greenery come from?

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2:20

Frankincense & myrrh

TreeNote ·

2025/12/18

These two tree resins have a long human history, and these days are in danger of being over sourced.

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2:35

The overlooked wood in the orchestra

TreeNote ·

2025/12/11

Orchestras are full of wooden instruments, but the piece that unifies the group is the one that most of us forget about.

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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?

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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?

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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.

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2:30

Maple trees' little helicopters

TreeNote ·

2025/11/06

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

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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.

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126 results

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