When carbonate rocks weather, karst landscapes are formed. The groundwater reserves in these layers of earth currently supply 10 to 20 percent of the world population with drinking water. So far, however, researchers have ...
Earth Sciences
Feb 21, 2020
0
14
For three years, anthropologist Alan Rogers has attempted to solve an evolutionary puzzle. His research untangles millions of years of human evolution by analyzing DNA strands from ancient human species known as hominins. ...
Archaeology & Fossils
Feb 20, 2020
5
6973
When a plant or animal species is introduced to a new environment with few natural predators, it can spread uncontrollably, transforming the ecosystem and crowding out existing populations. One well-known example is the cane ...
Ecology
Feb 20, 2020
0
299
The idea that we should decentralize our population has come up many times in Australia. Recently, the National Farmers' Federation president pushed the notion, calling for a shift to the regions. And the premise is this: ...
Economics & Business
Feb 19, 2020
0
3
Rising sea surface temperatures and acidic waters could eliminate nearly all existing coral reef habitats by 2100, suggesting restoration projects in these areas will likely meet serious challenges, according to new research ...
Environment
Feb 18, 2020
55
2277
A mass burial of bodies, known to be victims of the Black Death, has been discovered at the site of a 14th-century monastery hospital at Thornton Abbey, Lincolnshire.
Archaeology & Fossils
Feb 18, 2020
0
95
Three in four Australians—almost 18 million people—were affected by the country's deadly bushfire crisis, according to a survey released Tuesday that also pointed to plummeting support for the government and for coal ...
Environment
Feb 18, 2020
2
12
Why do predators sometimes lay dormant eggs, which are hardy, but take a long time to hatch and are expensive to produce? That is the question that researchers from Singapore University of Technology and Design (SUTD) set ...
Plants & Animals
Feb 17, 2020
0
151
Think of the Amazon, and you probably think of jaguars, monkeys, or parrots. But many of the rainforest's secrets can be found hidden in its watery depths, from the fish swimming around its rivers and lakes And because these ...
Ecology
Feb 17, 2020
0
15
A Southern California aquarium has successfully bred the rare weedy sea dragon, the lesser known cousin of the sea horse that resembles seaweed when floating.
Plants & Animals
Feb 14, 2020
0
47
In biology, a population is the collection of inter-breeding organisms of a particular species; in sociology, a collection of human beings. Individuals within a population share a factor may be reduced by statistical means, but such a generalization may be too vague to imply anything. Demography is used extensively in marketing, which relates to economic units, such as retailers, to potential customers. For example, a coffee shop that wants to sell to a younger audience looks at the demographics of an area to be able to appeal to this younger audience.
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