News tagged with plant species

Non-native species are transforming grassland ecosystems

Non-native 'space invaders' are transforming the world's precious grassland ecosystems, with new research showing that they do far better than native plant species in the presence of fertiliser and large herbivores like kangaroos, ...

dateJul 17, 2015 in Ecology
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Unprecedented worldwide biodiversity study

Humans depend on high levels of ecosystem biodiversity, but due to climate change and changes in land use, biodiversity loss is now greater than at any time in human history. Five University of Alberta researchers, including ...

dateJul 16, 2015 in Ecology
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Boosting nutrients gives a leg up to invasive species

Species invasions come at a high cost. In the United States, the annual cost to the economy tops $100 billion a year and invasive plant infestations affect 100 million acres. While it's tempting to focus attention on headline-grabbing ...

dateJul 15, 2015 in Ecology
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Restored streams take 25 years or longer to recover

New research has found that the number of plant species growing just next to restored streams can take up to 25 years to increase above those channelized during the timber floating era. This is according to doctoral student, ...

dateJun 30, 2015 in Ecology
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