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Bartlett: Needle Diseases of Conifers

Needlecast and needle blight are terms applied to a variety of foliage disorders of many coniferous species. These diseases are usually more severe on young trees or on trees growing outside of their natural range. Disease severity and corresponding...

Resource
9/15/21
The PhenObs initiative – A standardised protocol for monitoring phenological responses to climate change using herbaceous plant species in botanical gardens

Changes in phenology induced by climate change occur across the globe with important
implications for ecosystem functioning and services, species performance and trophic
interactions. Much of the work on phenology, especially leaf out and...

Resource
1/21/21
Can an ambitious breeding effort save North America’s ash trees?

Since a devastating fungal blight popped up in the Bronx Zoo in 1904 and went on to kill at least 3 billion chestnut trees, North American forests have been swept by one plague after another, including a fungus that kills elms and an aphidlike insect...

Resource
12/30/20
Crop wild relatives of the United States require urgent conservation action

The contributions of crop wild relatives (CWR) to food security depend on their conservation and accessibility for use. The United States contains a diverse native flora of CWR, including those of
important cereal, fruit, nut, oil, pulse, root...

Resource
12/16/20
Measuring multi-stemmed trees

Diameter at Breast Height (DBH) is an enormously important metric for foresters, arborists, researchers, contractors, and the general public. With single-stemmed species, it is used to estimate timber volume, biomass, ecosystem services, and...

Resource
11/12/20
PLANT CONSERVATION REPORT 2020: A review of progress towards the Global Strategy for Plant Conservation 2011-2020

The adoption of a Global Strategy for Plant Conservation (GSPC) in 2002 and its subsequent renewal in 2010 were significant milestones for the Convention on Biological Diversity. Not only did this strategy, its objectives and targets provide a valuable...

Resource
9/25/20
The global tree restoration potential

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....

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7/9/20
Reshaping the future of ethnobiology research after the COVID-19 pandemic

A geographically diverse group of 29 ethnobiologists addresses three common themes in response to the COVID-19 global health crisis: impact on local communities, future interactions between researchers and communities, and new (or renewed) conceptual...

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6/29/20
Invasive Species Control Using Goats

The use of livestock to control undesirable vegetation is growing in popularity. However, less is known about the pros and cons of this technique in comparison to other management methods, such as herbicide, cutting, and burning. In this webinar, Dr....

Resource
6/3/20
Access to crop digital information and the sharing of benefits derived from its use: Background and perspectives

Today's genebanks are essential to maintaining the resilience of the global agricultural system in the face of climate change, new pests and diseases, shifts in trade and dietary preferences, natural
resource limitations, and armed conflicts....

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5/20/20
Nature Map Webinar: Mapping nature and its benefits to jointly address biodiversity loss and climate change

It is widely recognized that actions aimed at conserving, restoring and sustainably manage nature will not only help address biodiversity loss and deterioration of ecosystems but also contribute to climate change mitigation, resilience and adaptation....

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4/21/20
Can invasive species replace native species as a resource for birds under climate change? A case study on bird-fruit interactions

Wild fruits are an important food source for many north temperate-breeding landbirds during autumn migration and, in turn, birds provide the service of seed dispersal. Despite the importance of these autumn interactions, their potential to shift with...

Resource
1/16/20
Lightning Protection for Trees

Thousands of trees are struck by lightning every year. These trees will have varying degrees of damage ranging from complete shattering and destruction of the tree, to a slow lingering death, to virtually no apparent damage at all (Figure 1). When...

Resource
12/12/19
The Extended Specimen Network: A Strategy to Enhance US Biodiversity Collections, Promote Research, and Education

For more than two centuries, biodiversity collections have served as the foundation for scientific investigation of and education about life on Earth. The collections that have been assembled in
the past and continue to grow today are a...

Resource
12/3/19
Network modelling, citizen science and targeted interventions to predict, monitor and reverse bee decline

Pollination is fundamentally important to ecosystem function and human food security.
Recent reports of dramatic insect declines, and pollinator decline in particular,
have increased public awareness and political motivation to act to...

Resource
11/15/19
Distributions and Conservation Status of Carrot Wild Relatives in Tunisia: A Case Study in the Western Mediterranean Basin

Crop wild relatives, the wild progenitors and closely related cousins of cultivated plant
species, are sources of valuable genetic resources for crop improvement. Persisting gaps
in knowledge of taxonomy, distributions, and...

Resource
10/2/19
Urban plant diversity in Los Angeles, California: Species and functional type turnover in cultivated landscapes

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...

Resource
9/27/19
Bees Under Siege From Habitat Loss, Climate Change and Pesticides

The East of England is one of the richest regions for bees in Britain due to the diversity of
habitats present. This report aims to consolidate our knowledge of bees in the East of
England, highlight the species that are most threatened...

Resource
6/3/19
How do climate change experiments alter plot-scale climate?

To understand and forecast biological responses to climate change, scientists frequently use field
experiments that alter temperature and precipitation. Climate manipulations can manifest in complex ways, however, challenging interpretations of...

Resource
5/3/19
Plants are Cool, Too: #SciComm, media relations, and a botanist on Mars

The Plant Conservation Alliance and the Smithsonian’s Department of Botany welcomed Chris Martine, David Burpee Professor of Plants Genetics & Research and Director of the Manning Herbarium at Bucknell University, to present “Plants are Cool, Too...

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3/15/19

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