How can nature improve your health?

For many people, nature helps us slow down and escape the pace and stress of our lives. For others, it’s an opportunity for mountain biking, backpacking, climbing, or birdwatching. Beyond that, an increasing number of people are going outside based on their doctor’s orders. In other words, they’re spending time in nature to benefit their health. Although this may sound …

Why are invasive species a problem?

In early spring, wisteria (Wisteria sinensis) vines and honeysuckle (Lonicera japonica) bushes bloom fragrantly all over North America. The plants are abundantly green, and their elegant blossoms pour their perfume out into the warming air. It’s delightful, even magical, but any ecologist or naturalist will tell you it’s a bad sign for the environment. These plant species, introduced to North …

The Elevation Time Machine

Going up thousands of feet or meters in elevation, it’s easy to notice temperatures getting cooler, and air getting “thinner”. You may also notice the air getting less humid, or the dirt beneath your feet changing. The soil itself may change to something more sandy, gravelly or rocky…

What is a biome?

As you may have read in my post on describing outdoor places, biomes are the largest category for classifying the natural environment. From scorching deserts and frozen tundra to the endless blue of the marine pelagic zone, biomes highlight differences in nature at a huge scale. But what makes them different? What makes some biomes cold and others hot, or …

Phenology: Timing is Everything

Being a beginner naturalist means learning the answers to lots of what, why, where, and how questions. What is a lichen? Why do bugs gather around streetlights? Where do you go if you want to spot a kingfisher? How do trees move their seeds to new locations? But we tend to overlook questions of when. Nature is dynamic, things are …

Why do species have scientific names?

If you’ve looked at any field guide or read a scientific paper in ecology or biology, you’ve probably run into scientific names. These are the fancy, often Harry-Potter-sounding words written in italics and describing a species. Often times you’ll hear them, or read them, after a species’ common name. A friend of mine once told me that to be a …

Vernal Pools and why they’re totally awesome

Spring is a fleeting and fickle season. Warm weather often comes and goes a few times before it finally settles in for good. Flowers start to bloom on trees and out of the ground as it thaws. In many temperate areas and higher latitudes, melting snow from the winter, and increased rains, lead to a wetter landscape. Many of us …

Fall Foliar Fruit Flagging: Are trees talking to us?

The dramatic color changes of autumn leaves in some parts of the world are captivating, seemingly magical, and widely appreciated. Dazzling reds and oranges pop up every year while we’re planning our Halloween costumes or breaking out a flannel shirt. Plant scientists (called botanists) are working to understand why these gorgeous displays happen. But there is more to the story: …