The restoration of trees remains among the most effective strategies for climate change
mitigation.We mapped the global potential tree coverage to show that 4.4 billion hectares
of canopy cover could exist under the current climate....

Historic urban grasslands include greenspaces of historic value designed for passive and active recreation in the human built environment. Urban grasslands such as cemeteries and parks present unique challenges to landscapes designed in the early...

Urbanization is a large driver of biodiversity globally. Within cities, urban trees, gardens, and residential yards contribute extensively to plant biodiversity, although the consequences and mechanisms of plant cultivation for biodiversity are...

Talk 1, Rich Hatfield: 
Honey Bees in the Pollination Networks of Natural Areas? An Overview and Best Management Practices 

The question of whether introduced honey bees belong on public lands and natural areas in North America has been...

In the Tropical Andes millions of people depend upon the use of wild and domesticated
biodiversity for their livelihoods, but the complex interactions between the
ecological and social components of the region’s ecosystems remain poorly...

The PCA welcomed Doug Tallamy, Mary Phillips, John Rowden, and Judy Venonsky as panelists (Moderated by Casey Sclar) on “Identifying and addressing information gaps in plant databases to support emerging planting design technologies promoting...

To address the growing interest and expressed need for pollinator management strategies a special pollinator symposium was held at the 2017 annual conference of the Natural Areas Association, curated by William Carromero of the US Forest Service and...

The below case studies were collected and shared in a September 2018 Newsletter from the Center for Plant Conservation. 

Based on an interview with Denise Knapp, Director of...

Join the conversation to learn the conservation status of North America's bumble bees (including the federally endangered rusty patched bumble bee, Bombus affinis), threats they face, and conservation measures known to support healthy bee communities...

Check out this exciting webinar that covers which cities around the world are considered "green" and have a significant amount of green spaces and forest cover and what impact that is having on the economy, people, and environment. 

Public gardens occupy a key position in supporting nationwide efforts to increase monarch butterfly populations. However, numerous questions remain to be resolved in regards to how we can best support conservation of both monarch butterflies and the...