In a first national-scale analysis, ecologists at the University of Massachusetts Amherst, with colleagues at the University of Colorado-Boulder, report that across the United States, invasive grasses can double the number ...
Environment
Nov 4, 2019
0
406
Bumblebees buzz from flower to flower, stopping for a moment under a clear blue Minnesota sky. Birds chirp, and tall grasses blow in the breeze. This isn't a scene from a pristine nature preserve or national park. It is nestled ...
Plants & Animals
Jan 17, 2024
2
755
An invasive grass causing havoc in Texas and contributing to wildfires packs a one-two wallop against native plants. Guinea grass uses a combination of crowding that blocks out light from growing seedlings and what amounts ...
Plants & Animals
Mar 10, 2023
0
18
Plant roots act as engineers for Earth's surface, breaking up bedrock, transporting water and nutrients, and stabilizing landscapes. They're so important that scientists have hypothesized that their evolution, beginning around ...
Earth Sciences
Nov 17, 2022
0
86
The Sahel extends south of the Sahara from Senegal in the west to Ethiopia in the east of Africa. Vast areas of the formerly fertile region are now virtually uncultivated. Reasons are droughts, poor agricultural cultivation ...
Environment
Nov 15, 2021
0
133
Almost 100 years ago, there was a strange, slow-motion takeover of the Great Plains. During the Dust Bowl of the 1930s, as a historic heatwave and drought swept the middle of the United States, there was a dramatic shift ...
Earth Sciences
Sep 1, 2020
2
105
Dominant, non-native plants reduce wetland biodiversity and abundance more than native plants do, researchers report in the journal Ecology Letters. Even native plants that dominate wetland landscapes play better with others, ...
Ecology
Jun 19, 2019
0
13
A native Australian grass that "plays dead" during droughts and selectively culls its own cells to survive could provide genetic keys to help world food crops like chickpea withstand global climate change.
Biotechnology
Dec 4, 2015
0
13
When it comes to biofuels, corn leads the all-important category of biomass yield. However, focusing solely on yield comes at a high price.
Environment
Jan 13, 2014
0
0
Birdsong is a welcome sign of spring, but robins and cardinals aren't the only birds showing off for breeding season. In many parts of North America, you're likely to encounter male wild turkeys, puffed up like beach balls ...
Plants & Animals
Apr 19, 2024
0
0
