The invasion of predatory lionfish in the Caribbean region poses yet another major threat there to coral reef ecosystems – a new study has found that within a short period after the entry of lionfish into an area, the survival of other reef fishes is slashed by about 80 percent.
Aside from the r… Continue
Posted by Chris Emery on July 18, 2008 at 10:36am —
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Navel oranges growing in Florida. Photo by Keith Weller
The Sunshine State has seen rapid growth in population during the last 50 years. The 1997 U.S. Census showed that the population of Florida increased more than five-and-a-half times from 1950 to 2000. Natural… Continue
Posted by Chris Emery on July 18, 2008 at 10:30am —
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In studying how animals change size as they evolve, biologists have unearthed several interesting patterns. For instance, most species are small, but the largest members of a taxonomic group -- such as the great white shark, the Komodo dragon, or the African elephant – are often thousands or millions of times bigger than the typical species. Now for the first time two Santa Fe Institute researchers explain these patterns within an elegant statistical framework.
"The agreement between our model… Continue
Posted by Chris Emery on July 18, 2008 at 10:27am —
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Research at the University of Liverpool has found how Saharan dust storms help sustain life over extensive regions of the North Atlantic Ocean.
Working aboard research vessels in the Atlantic, scientists mapped the distribution of nutrients including phosphorous and nitrogen and investigated how organisms such as phytoplankton are sustained in areas with low nutrient levels.
They found that plants are able to grow in these regions because they are able to take advantage of iron minerals in Sah… Continue
Posted by Chris Emery on July 18, 2008 at 10:00am —
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The cultivation of genetically modified maize has caused a drastic reduction in organic cultivation of this grain and is making their coexistence practically impossible. This is the main conclusion reached in one of the first field studies in Europe carried out by a researcher of the Institute of Environmental Science and Technology of the Universitat Autònoma de Barcelona, who has analysed the situation in Cat… Continue
Posted by Chris Emery on July 1, 2008 at 9:53am —
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ITHACA, N.Y. — Milk goes green: Cows that receive recombinant Bovine Somatotropin (rbST) make more milk, all the while easing natural resource pressure and substantially reducing environmental impact, according to a Cornell University study to be published in the Proceedings of the National Academy of Sciences (June 30, 2008.)
Producing milk uses large quantities of land, energy and feed, but rbST – the first biotech product used on American farms — has been in agricultural use for nearly 15 ye… Continue
Posted by Chris Emery on July 1, 2008 at 9:30am —
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It's the way you say it: how using the right words can cut environmental conflicts
Ecologists have developed a new “tool” that could in future help prevent costly and acrimonious environmental conflicts such as campaigns against culling problem populations of charismatic animals and arguments over genetically modified organisms. The tool, published online this week in the British Ecological Society's Journal of Applied Ecology, involves a novel use of computer-aided content analysis and is base… Continue
Posted by Chris Emery on June 19, 2008 at 11:00am —
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Ecosystems are constantly exchanging materials through the movement of air in the atmosphere, the flow of water in rivers and the migration of animals across the landscape. People, however, have also established themselves as another major driver of connectivity among ecosystems. In the June 2008 Special Issue of Frontiers in Ecology and the Environment, titled “Continental-scale ecology in an increasingly connected world,” ecologists discuss how human influences interact with natural processes… Continue
Posted by Chris Emery on June 16, 2008 at 11:24am —
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A documentary on the shamans of a village in Tuva, a remote region of Siberia. It's about 20 minutes long, but worth the time. Created by Mariya Kozlova
This from the Ecological Society of America:
Most of the world’s plant species rely on animals to transfer their pollen to other plants. The undisputed queen of these animal pollinators is the bee, made up of about 30,000 species worldwide, whose daily flights aid in the reproduction of more than half of the world’s flowering plants. In recent years, however, an unprecedented and unexplained decline in bee populations across the U.S. and Europe has placed the health of ecosystems and the sustai… Continue
Posted by Chris Emery on June 12, 2008 at 1:17pm —
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Trying to figure out what kind of car camping outfit I want - tent, rooftop tent, trailer, etc. - has piqued my interesting in alternative shelters. So when I saw a feature on TV about Free Spirit Spheres it caught my attentio… Continue
Posted by Chris Emery on June 9, 2008 at 9:28pm —
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This from UNEP: A super-small pacemaker modeled on the wiring of the humpback whale’s heart and pigment-free colour coatings from the light-splitting structures of a peacock’s feather are among a range of extraordinary new eco-breakthroughs emerging from mimicking nature.
Other commercially-promising advances, inspired by natural world and its close to four billion year-old history of “research and development” include:
- Vaccines that survive without refrigeration based on Africa’s ‘resurrect… Continue
Posted by Chris Emery on May 28, 2008 at 10:46am —
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I dig Wired Magazine. I don't subscribe to it, but for some reason it just keeps showing up in my mailbox every month. It's a good read. But I'm not quite sure what to make of the June issue, which focuses on global warmi… Continue
Posted by Chris Emery on May 21, 2008 at 2:16pm —
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These are a few shots I took on a recent excursion with my wife Monica to the Angler's Inn section of the Potomac River, in Maryland. It was a few weeks ago, before the leaves had come out. One thing I noticed was that the river can be a little creepy sometimes.
On this recent d… Continue
Posted by Chris Emery on May 7, 2008 at 10:55pm —
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This from Washington's Department of Ecology:
OLYMPIA -- The Department of Ecology (Ecology) is seeking to clarify how climate change and greenhouse gas emissions are addressed when state and local jurisdictions conduct environmental reviews.
Under the State Environmental Policy Act (SEPA), state and local agencies must consider possible environmental impacts that may result from governmental decisions.
These decisions may be related to issuing permits for private projects, constructing publi… Continue
Posted by Chris Emery on May 7, 2008 at 10:39pm —
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I have always loved wildlife, nature and the environment from the times I spent watching Merlin Perkins and Jim Fowler on Wild Kingdom and Grizzley Adams when I was a kid to getting a job out of High School at the Dakota Zoo in Bismarck, ND, studying wildlife management at NDSU and doing research for 4 months on Prarie Dogs in the Petrified Forest, AZ. It wasn't until this past January when I attended the Audubon Societies Advocacy Training in Washington, D.C. that I became passionate about the… Continue
Posted by Mat Paulson on May 6, 2008 at 11:02am —
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If at any point in time from now until the end of August I go missing while last being seen at school, then please look for me in growth chambers 3, 4 or 5...
Well, I am currently setting up several of my ginseng experiments, one of which is now going into the growth chambers upstairs at school. The growth chambers are like giant refrigerators in which you can set environmental controls like temperature and light. I'm doing a light experiment, so I had to construct a PVC stand to hold up shade… Continue
Posted by Kerry on April 25, 2008 at 4:30pm —
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So, this spring is quite bittersweet. The warmer temperatures and change in photoperiods have signaled the ephemeral plants such as spring beauty, trout lily, dutchman's breeches and trilliums to come up in full boom. However, it also has prematurely caused my ginseng to rise. As… Continue
Posted by Kerry on April 21, 2008 at 6:04pm —
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1
The Land Ethic
by Aldo Leopold
1949
[ This essay is excerpted from Aldo Leopold's book A Sand County
Almanac. ]
When god-like Odysseus returned from the wars in Troy, he hanged all on
one rope a dozen slave-girls of his household whom he suspected of
misbehavior during his absence.
This hanging involved no question of propriety. The girls were property.
The disposal of property was then, as now, a matter of expediency, not of
right and wrong.
Concepts of right and wrong were not lacking from O… Continue
Posted by Jessie on April 17, 2008 at 4:30pm —
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Here in Wisconsin, Aldo Leopold, for whom the Aldo Leopold Center in BAraboo is named for, was, and still is a leader in conservation science. For my ecology class, we recently read a few excerpts of his writing, i found it to be some of the most interesting writing i have ever seen. His land ethic, i found to be comfusing until i gut used to his style of writing, His point is basically that people try to put a cash value on everything, and sometimes that is not possible. Farmers for example, wi… Continue
So, naturally, I'm going to have to wax sceptical about Nintendo's foray into the exercise game. They are promoting their new console, the Wii Fit, as a kind of virtual personal trainer. The console leads people through fitness routines like soccer games, calisthenics and yoga. Looks li… Continue
Well, today is an exciting day for me, not just because I am writing my first entry in here. I just submitted my first manuscript for potential publication in Biological Invasions! It is crazy to think that 7 years ago, I was just graduating high school and heading to college for wildlife and fisheries management. I couldn't even tell the difference between an oak and a maple back then! Since then, I have learned so much! I have gotten to work with banding owls, electroshocking fish, live-trappi… Continue
I recently joined the network, and wanted to introduce myself to everyone. I grew up on a family farm in upstate New York. In 1997 I earned a B.S. in wildlife biology from the SUNY College of Environmental Science and Forestry in Syracuse, NY, and from there I went on to work in the bird department of the San Antonio Zoo, a position I held for nearly two years. After that, I
worked for 3 1/2 years on the Aviary Team at Disney's Animal Kingdom, and then moved to South Florida to work as a state w… Continue
We've now got a fully functional event feature on Earth Newswire. It allows us members to post both public events (such as conferences, festivals, etc. ) and private events (say, dinner at your place).
You access the events home page through the "Events" link on the main menu. Also, a… Continue
Posted by Chris Emery on April 11, 2008 at 9:30am —
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Earth Newswire will be down for a while around 9 p.m. U.S. Pacific time Thursday due to a new features release.
If all goes well the site will only be down for a half hour or so. It should be worth it, though. We're getting two new major features: (1) a fully integrated "Events" section that let's members create events (public or private) and RSVP to events, and (2) a "Notes" sectio… Continue
Posted by Chris Emery on April 10, 2008 at 3:54am —
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Maryland natural resources officials are planning to cut female blue crab harvests by up to 40 percent this year, according to a story in The Baltimore Sun. Tasty though they are, blue crab numbers of been on a steady decline for decades and it seems matters have come to a head. Virgin… Continue
Global Warming will take care of itself and balance out!
what is more important is your local environment, a little from everyone will add up and help people worldwide by first helping people locally
I worry about schoolchildren and the effect car exhaust fumes have on their lungs on the trip there and back to school, surely we can inform more adults to what harm is being done by choosing short trips by car when they could cycle or walk
a Free Range Chicken Coop in your back garden will also h… Continue
Hi all, I am a junior at Edgewood College in Madison, Wisconsin. I heard about this website on Facebook. I am a biology major, with a specialization in environmental biology. I hope to one day work for the DNR or EPA or other government organization doing land conservation work or some sort of wildlife or resource management research. Mostly here i am looking to make connections for internships, jobs, etc. . . . So, lets see, a little more about me. I live in a tiny town, about a half hour north… Continue
In their latest move towards world domination, Google added topographic mapping functions to their Google Maps service a few months back. I just noticed.
The option to view maps in topographic relief, complete with topo lines and 3-D… Continue
Posted by Chris Emery on April 7, 2008 at 4:00pm —
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Here's an announcement that will no doubt embolden global warming skeptics: global temperatures haven't warmed since 1998. The World Meteorological Organization said yesterday that the cooling effect of La Nina will cause temperatures to dip slightly this year.
They also emphasized that… Continue
Electric cars are touted as one of the obvious answers to the problems of global warming, air pollution and the decline of oil supplies.
But a Wired Magazine article by Chuck Squatriglia arg… Continue
Posted by Chris Emery on April 2, 2008 at 1:30pm —
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First food, then fuel, now plastic. Seems like corn's getting used for just about everything nowadays. According to this article on the Smithsonian website, Walmart and other companies are now using corn-based plastics to make biodegradable packaging…
So what does everyone think about "An Inconvenient Truth"? Quite frankly, I think Al gore is a boring freakin' guy. Information is good, but jeez, I couldn't stay awake..
Since the summer of 2006, I have been conducting a short questionnaire about nature and the environment. I have been sending it via postal mail and email to world leaders, corporate CEOs, wildlife ...
The link between Mind and Social / Environmental-Issues.
The fast-paced, consumerist lifestyle of Industrial Society is causing exponential rise in psychological problems besides destroying the en...