Bellevue's Arbor Day event on Oct. 26 encourages community tree planting and invasive species removal at Lewis Creek Park.

As the sun rose on a residential street in Denver’s West Washington Park neighborhood, the loudest sound along the sidewalk was the chirping of insects hidden among gardens of native plants.

Friends of Arboretum Creek, a grassroots group dedicated to restoring the creek and watershed around the Washington Park ...

The increasing intensity and frequency of extreme heat likely compounds stresses on the iconic butterfly, worrying biologists ...

It takes special skills and equipment to cut big trees in rugged terrain. Only hand fallers could work the steepest slopes on ...

We do have some native trees, but several, like the stately Western sycamore, are riparian — dwelling next to rivers, not the heat islands of our city streets, said Becker. There are ...

Just inland from the Pacific Northwest’s rainforest drip line, with more than 10 feet of rain a year, are the forests ...

Conservation advocates are prepared to sue over more than half of the timber sales Washington’s Board of Natural Resources approved on Tuesday, the latest flare-up in the fight over whether older ...

A project in Melbourne’s Royal Park has proved city parks and streets can be used as sites for nature repair that help ...

Standing up to 30 metres tall, Madagascar's giant baobab trees have towered over the island for thousands of years - but as the large animals that used to spread their seeds have died out, the trees' ...

Got a shady spot in your garden that’s begging for some native greenery? Let me tell you about some wonderful native plants that are ... let’s talk about the western sword fern.

WASHINGTON — Fall color is here ... fall color as other parts of the country is that we have a lot of conifers trees. Many cedars, Douglas Firs, and evergreens just don't change color into ...