The Earth's land surface is dominated by sloping landscapes. Every year, soil erosion laterally distributes on the order of 75 Gt of topsoil (Berhe et al. 2007). The coupled biogeochemical cycles of ...

We all know Earth is special, but we may not fully appreciate how good we have it on this planet. Unlike its planetary neighbors, Earth has remained habitable for billions of years thanks to a ...

Soil erosion is widely known for degrading land and reducing agricultural productivity. But new research shows it may also play a far more complex and important role in regulating the global nitrogen ...

Key PointsBacteria actively sense their environment and use chemical cues to navigate their world through a process called chemotaxis.Chemotaxis aids ...

Life on Earth has long been understood to run on two main energy sources. One comes from sunlight, captured by photosynthesis. The other comes from chemical reactions, such as microbes feeding on ...

First ed. issued as: Global biogeochemical cycles / edited by Samuel S. Butcher ... [et al.]. London ; San Diego : Academic Press, c1992. (International geophysics ...

Issued also by the publisher on microfiche and on microfilm at the end of the vol. year. Available also by subscription via the World Wide Web; access available via ...