Highlights•Threats to urban pollinators include urban intensification, climate change,
pesticides and pollution.•Adding honey bee hives could negatively affect wild pollinators in …

Abstract Exposure to Plant Protection Products, PPPs,(fungicides, herbicides and
insecticides) is a significant stressor for bees and other pollinators, and has recently been …

Urban areas are often perceived to have lower biodiversity than the wider countryside, but a
few small-scale studies suggest that some urban land uses can support substantial …

Cities are uniquely complex systems regulated by interactions and feedbacks between
nature and human society. Characteristics of human society—including culture, economics …

Urban green spaces provide important ecological, environmental, and cultural benefits,
including biodiversity conservation and human wellbeing. However, a significant portion of …

The global nitrogen cycle has been greatly perturbed by human activities resulting in
elevated nitrogen deposition in many parts of the world. The threat nitrogen deposition …

Floral resources (nectar and pollen) provide food for insect pollinators but have declined in
the countryside due to land use change. Given widespread pollinator loss, it is important that …

Bioenergy has been under intense scrutiny over the last ten years with significant research
efforts in many countries taking place to define and measure sustainable practices. We …

Human‐mediated species introductions provide real‐time experiments in how communities
respond to interspecific competition. For example, managed honey bees Apis mellifera (L.) …

The least understood aspects of the nutritional needs of bees are the elemental composition
of pollen and the bees' need for a stoichiometrically balanced diet containing the required …