On a warm summer morning in Ieper, Belgium, 66-year-old Sylvain Cuvelier steps into his blooming garden with his 14-year-old granddaughter, hoping to identify and count all the fluttering butterflies.

Locations of 59 lakes sampled for sedimentary DNA analysis, overlaid on a vegetation map of the Tibetan Plateau. Ⅰ, needleleaf forest; Ⅱ, needleleaf and broadleaf mixed forest; Ⅲ, broadleaf forest; Ⅳ, ...

A painted lady perches on a flower. Ennio Borgato / iNaturalist CC By-SA 4.0 On a warm summer morning in Ypres, Belgium, 66-year-old Sylvain Cuvelier steps into his blooming garden with his ...

Using mass DNA sequencing techniques or metabarcoding, the researchers identified pollen from up to 398 different plant species, many of which were not present where the butterflies were collected, ...

The complexity and natural variability of ecosystems present a challenge for reliable detection of change due to anthropogenic influences. This issue is exacerbated by necessary trade-offs that reduce ...