Biodiversity of insects is threatened worldwide. Here, we present a comprehensive review of
73 historical reports of insect declines from across the globe, and systematically assess the …

Citizen science involves volunteers who participate in scientific research by collecting data,
monitoring sites, and even taking part in the whole process of scientific inquiry (Roy et al …

Wild and managed bees are key pollinators, ensuring or enhancing the reproduction of a
large fraction of the world's wild flowering plants and the yield of∼ 85% of all cultivated …

There is increasing availability and use of unstructured and semi‐structured citizen science
data in biodiversity research and conservation. This expansion of a rich source of 'big …

Studying and protecting each and every living species on Earth is a major challenge of the
21st century. Yet, most species remain unknown or unstudied, while others attract most of …

Ecological and environmental citizen‐science projects have enormous potential to advance
scientific knowledge, influence policy, and guide resource management by producing …

In recent decades, entomologists have documented alarming declines in occurrence,
taxonomic richness, and geographic range of insects around the world. Additionally, some …

Citizen science has advanced science for hundreds of years, contributed to many peer-
reviewed articles, and informed land management decisions and policies across the United …

Biodiversity citizen science projects are growing in number, size, and scope, and are
gaining recognition as valuable data sources that build public engagement. Yet publication …

Members of the public participate in scientific research in many different contexts, stemming
from traditions as varied as participatory action research and citizen science. Particularly in …