Sentences with phrase «across ecological regions»

To understand where interior forest has been lost and therefore where risks from forest fragmentation might be greatest, the researchers used global tree cover data to map the forests of 2000 and 2012 and examined the patterns of change across ecological regions and biomes.

Not exact matches

These results show how similar ecological contexts can result in the repeated evolution of highly adaptive strategies across species and regions.

Across the large lakes of this region, the hybrid population then diversified in a process known as «adaptive radiation» (evolution of multiple new species adapted to different ecological niches).

Changes in a suite of ecological processes currently underway across the broader arctic region are consistent with Earth system model predictions of climate - induced geographic shifts in the range extent and functioning of the tundra and boreal forest biomes.

Despite the lack of an El Niño effect, 2017 is set to be the second or third hottest year on record; hurricanes unprecedented in their power pummelled the U.S. and Caribbean; the largest wildfires California has seen burned deep into the Northern Hemisphere winter; scientists warned the «Arctic shows no sign of returning to the reliably frozen region of recent past decades»; studies revealed an ecological armageddon amongst insect populations; droughts fuelled famine and insecurity across East Africa and the Middle East; the U.N. warned the number of chronically undernourished people has risen for the first time since the turn of the century due in large part to climate impacts.