News tagged with ecological changes


Ancient mammals shifted diets as climate changed

Ancient mammals shifted diets as climate changed

Other Sciences / Archaeology & Fossils

created Jun 03, 2009 | popularity 4 / 5 (3) | comments 2

A new University of Florida study shows mammals change their dietary niches based on climate-driven environmental changes, contradicting a common assumption that species maintain their niches despite global ...


Daphnia Galeata

Jurassic Park from a Swiss lake?

Biology / Evolution

created Mar 12, 2009 | popularity 3.3 / 5 (3) | comments 1

Ecological changes caused by humans affect natural biodiversity. For example, the eutrophication of Greifensee and Lake Constance in the 1970s and 1980s led to genetic changes in a species of water flea which ...





Search results for ecological changes


Archaeological study of ostrich eggshell beads collected from SDG site

Other Sciences / Archaeology & Fossils

created 14 hours ago | popularity not rated yet | comments 0

Ostrich eggshell (OES) beads from SDG site reflect primordial art and a kind of symbolic behavior of modern humans. Two different manufacturing pathways are usually used in the manufacture of OES beads in Upper Paleolithic. ...


Greenhouse gas carbon dioxide ramps up aspen growth

Space & Earth / Environment

created Dec 04, 2009 | popularity 3.5 / 5 (8) | comments 6

The rising level of atmospheric carbon dioxide may be fueling more than climate change. It could also be making some trees grow like crazy.


Computer model reveals where food pathogens grow

Biology / Cell & Microbiology

created Dec 03, 2009 | popularity 4 / 5 (1) | comments 0

(PhysOrg.com) -- An outbreak of food-related illness, such as E. coli-tainted spinach, often leaves food safety experts scratching their heads over the source of the contamination.


Species down, disease up: Study shows biodiversity loss drives human infections

Biology / Ecology

created Dec 03, 2009 | popularity not rated yet | comments 1

The extinction of plant and animal species can be likened to emptying a museum of its collection, or dumping a cabinet full of potential medicines into the trash, or replacing every local cuisine with McDonald's burgers.


Fish with attitude: Some like it hot

Biology / Plants & Animals

created Dec 03, 2009 | popularity not rated yet | comments 0

Coral reef fish can undergo a personality change in warmer water, according to an intriguing new study suggesting that climate change may make some species more aggressive.


Fears mount over giant carp reaching Great Lakes (AP)

Fears mount over giant carp reaching Great Lakes

Space & Earth / Environment

created Dec 02, 2009 | popularity not rated yet | comments 0

(AP) -- Fears that giant, voracious species of carp will get into the Great Lakes and wipe out other fish have led to rising demands that the government close the waterway connecting the lakes to the Mississippi ...


Antarctica served as climatic refuge in Earth's greatest extinction event

Space & Earth / Earth Sciences

created Dec 02, 2009 | popularity 4.6 / 5 (10) | comments 0

A new fossil species suggests that some land animals may have survived the end-Permian extinction by living in cooler climates in Antarctica. Researchers have identified a distant relative of mammals that apparently survived ...


Researchers take part in DNA sequencing for entire Pacific island

Researchers plan DNA sequencing for entire Pacific island

Biology / Plants & Animals

created Dec 02, 2009 | popularity not rated yet | comments 0

(PhysOrg.com) -- University of Florida researchers are collecting marine invertebrates on the French Polynesian island of Moorea as part of a massive effort to inventory the DNA sequence of every living species ...


New forensic technique gives clues about sharks from bite damage

Biology / Other

created Dec 01, 2009 | popularity 5 / 5 (1) | comments 0

Hit-and-run attacks by sharks can be solved with a new technique that identifies the culprits by the unique chomp they put on their victims, according to a University of Florida researcher and shark expert.


Peat fires drive temperatures up

Space & Earth / Environment

created Nov 30, 2009 | popularity 3.4 / 5 (5) | comments 0

Peatlands, especially those in tropical regions, sequester gigantic amounts of organic carbon. Human activities are now having a considerable impact on these wetlands. For example, drainage projects, in combination with the ...



List of search results for ecological changes