Many ecological and evolutionary processes are affected by urbanization, but cities vary by
orders of magnitude in their human population size and areal extent. To quantify and …

Biological invasions are among the most challenging ecological and conservation riddles of
our times. Fortunately, citizen science projects became a valuable tool to detect non …

The ever-increasing human footprint even in very remote places on Earth has inspired
efforts to document biodiversity vigorously in case organisms go extinct. However, the data …

Owing to the huge number of species observations that can be collected by non-
professional scientists,“citizen science” has great potential to contribute to scientific …

Due to the recent emergence of invasive mosquito species and the outbreaks of mosquito‐
borne diseases in Europe, research on the ecology and diversity of the mosquito fauna has …

The COVID-19 pandemic has resulted in an unprecedented surge of production,
consumption, and disposal of single-use plastics (SUPs) and personal protective equipment …

A lack of information about urban habitats, and a lack of professionally-collected species
occurrence data are often cited as major impediments to completing bioassessments in …

The COVID-19 pandemic has changed the way large citizen science events can be carried
out—reducing gatherings of large groups and shifting toward individual, small-group, and …

The harlequin ladybird (Harmonia axyridis) was introduced in numerous countries around
the world as a biological control agent but nowadays it is considered as a pest itself. It is a …

Abstract Background The" Flora of Russia" project on iNaturalist brought together
professional scientists and amateur naturalists from all over the country. Over 10,000 people …