How many insects and spiders live in 1 square meter (11 square feet) of meadow? What impact do humans have on this ...

How many insects and spiders live in one square metre of meadow? What impact do humans have on this biodiversity in mown meadows, lawns and roadside verges? A new online tool answers these questions: ...

Each year in early June I travel to Salida to give a presentation on natural history to 120 river guides attending a workshop organized by the Headwaters Institute. I use this trip as an excuse to ...