Nitrogen-induced changes in biodiversity and plant community composition affect soil respiration

Diange Zhang, Yunfeng Peng, Fei Li, Guibiao Yang, Jun Wang, Jianchun Yu, Guoying Zhou and Yuanhe Meeting future food and energy demands is one of the greatest challenges during the 21st century. One way to address this challenge is to apply more fertilizers and burn more fossil fuels. Beside increasing food and energy production, these agricultural and industrial activities could promote atmospheric nitrogen deposition, and … Continue reading Nitrogen-induced changes in biodiversity and plant community composition affect soil respiration

Targeting changemakers: within a plant species, it depends on your treatments

Ava M. Hoffman and Melinda D. Smith If you’ve ever played parent to a houseplant or started your own garden, you know that not everything is fixed in DNA. For example, the same hydrangea can produce blue or pink flowers depending on your garden’s soil pH and aluminum content. Nearly all plants, wild and domesticated species alike, will look different during a drought. In biology, … Continue reading Targeting changemakers: within a plant species, it depends on your treatments

How plants and lichens defend themselves at high elevations

Johan Asplund, Kristel van Zuijlen, Ruben Roos, Tone Birkemoe, Kari Klanderud, Simone I. Lang, David A. Wardle & Line Nybakken When walking up a mountain you will notice that as you gain elevation, the environment will get tougher and tougher. At the mountain top you will be exposed to all kind of weathers, both cold and windy. On a sunny day you will also need … Continue reading How plants and lichens defend themselves at high elevations