Earth news

Earthworms as nature's free fertilizer

Earthworm presence in the soil increases crop yield, shows a new study that was published this week in Scientific Reports. "This is not unexpected," says Jan Willem van Groenigen, associate professor in the ...

Sep 16, 2014 4.7 / 5 (3) 0

Tree rings and arroyos

A new GSA Bulletin study uses tree rings to document arroyo evolution along the lower Rio Puerco and Chaco Wash in northern New Mexico, USA. By determining burial dates in tree rings from salt cedar and wi ...

Sep 18, 2014 4.3 / 5 (3) 1

Indonesia to ratify ASEAN haze agreement

Indonesia's parliament on Tuesday voted to ratify a regional agreement on cross-border haze as fires ripped through forests in the west of the country, choking neighbouring Singapore with hazardous smog.

Sep 16, 2014 4.5 / 5 (2) 0

Projections for climate change in Vermont

Here's your northern Vermont forecast for the rest of this century: Annual precipitation will increase by between a third and half an inch per decade, while average temperatures will rise some five degrees ...

Sep 15, 2014 2 / 5 (4) 1