Search results for grassland ecosystem

Environment Dec 08, 2021

Prioritising protection for threatened carbon-storing landscapes

As efforts accelerate to mitigate the threat of runaway climate change through nature-based approaches like large-scale reforestation, a new study led by scientists from the Nature Conservancy provides a timely reminder not ...

Paleontology & Fossils Dec 08, 2021

Ancient DNA found in soil samples reveals mammoths, Yukon wild horses survived thousands of years longer than believed

Mere spoonsful of soil pulled from Canada's permafrost are opening vast windows into ancient life in the Yukon, revealing rich new information and rewriting previous beliefs about the extinction dynamics, dates and survival ...

Environment Dec 07, 2021

New study shows plants struggle to keep pace with climate change in human-dominated landscapes

Researchers at UC Santa Cruz are contributing new insights into the challenges plants face in adapting to climate change. Prior research has long anticipated that plants might be able to respond to increasing temperatures ...

Cell & Microbiology Dec 06, 2021

CRISPRing the microbiome is just around the corner

To date, CRISPR enzymes have been used to edit the genomes of one type of cell at a time: They cut, delete or add genes to a specific kind of cell within a tissue or organ, for example, or to one kind of microbe growing in ...

Evolution Nov 25, 2021

Loss of ancient grazers triggered a global rise in fires

From 50,000 years to 6,000 years ago, many of the world's largest animals, including such iconic grassland grazers as the woolly mammoth, giant bison, and ancient horses, went extinct. The loss of these grazing species triggered ...

Evolution Nov 22, 2021

Studying the causes of biodiversity loss is a logistical Herculean task

The question of the causes of species extinction confronts science with complex tasks. Dr. Sarah Redlich from the Biocentre discusses the challenge of creating a study design.

Ecology Nov 18, 2021

Climate change: How elephants help pump planet-warming carbon underground

Imagine you're in a hot air balloon flying over an African savanna in the late growing season. Below, herds of elephants, zebras, wildebeests and rhinos roam a mosaic landscape dotted with lonesome trees and daubs of woodland ...

Environment Nov 12, 2021

Six areas where action must focus to rescue this planet

For some time, the Earth's natural resources have been depleted faster than they can be replaced. The Intergovernmental Panel on Climate Change has set a 2030 deadline to reduce heat-trapping emissions by half to avoid climate ...

Environment Nov 12, 2021

How close are we to climate tipping points?

As world leaders gather at the United Nations Climate Change Conference (COP26) in Glasgow, Scotland, to take bolder action against climate change, human activity has already warmed the planet 1.1°C above pre-industrial ...

Ecology Nov 11, 2021

Bioenergy crops better for biodiversity than food-based agriculture

A study led by the University of Southampton suggests a greater diversity of plants and animals can be found where bioenergy crops are grown, compared with areas supporting traditional agricultural crops.

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