GreyW
Switch off your lights for Earth Hour
Mar 27 8:30–9:30 p.m. local time
Take part with your family in Earth Hour 2021
It is a symbol of unity. It is a symbol of hope. It is a symbol of power in collective action for nature.
Earth Hour international partnership
Take part in the Earth Hour Virtual Spotlight: Coming to a small screen near you
Step 1: Follow
Make sure you're following at least one of the Earth Hour social pages and turn on notifications:
Step 2: Watch
On March 27 - the night of Earth Hour - we'll be posting a must-watch video on all our pages.
We can't tell you what the video will be about just yet...but we can promise that it'll make you see our planet and the issues we face in a new light.
Step 3: Share
Share the video far and wide, it's that simple! Share it to your Stories or to your wall, re-Tweet it, send it via DM or Messenger, @tag/mention friends in the comments - the choice is yours. Whether you share it with one person, ten people, or a hundred - remember, it all adds up!
Use the hashtag #EarthHour when you can!
Male sparrows sang sexier tunes during lockdown
Mar 12 noon–1 p.m. EST
Songbirds Changed Their Tune During the Pandemic
Elizabeth Derryberry, associate professor in the UT Department of Ecology and Evolutionary Biology
University of Tennessee Science Forum
Zoom Meeting - Free and open to the public - RSVP
Dr. Derrberry’s study of white-crowned sparrow songs during lockdown received nationwide attention.
With noise pollution from traffic cut in half, white-crowned sparrows sang more softly, using tones more attractive to females.
After registering,
you will receive a confirmation email containing information about joining the meeting.
How disease changes evolution
Mar 5 noon–1 p.m. EST
Epidemics, Societies, and Math: How disease changes animal, including human, evolution
Nina Fefferman, professor in the UT Departments of Ecology & Evolutionary Biology and Mathematics
University of Tennessee Science Forum
Zoom Meeting - Free and open to the public - RSVP
Learn how evolution, despite risks of infectious diseases, reaped benefits from social contact and group organization.
After registering,
you will receive a confirmation email containing information about joining the meeting.
Chickamauga Lake cleanup
Mar 6 9 a.m.–1 p.m. EST
Cleanup at Chickamauga Lake of the Tennessee River
Possum's Creek, Harrison Bay State Park
Keep the TN River Beautiful with Chickamauga Fly, Bait, & Casting Club
Hands-on volunteer activity
Keep the TN River Beautiful coordinates with TVA, Keep TN Beautiful, TDOT, Keep America Beautiful, and Yamaha Rightwaters
For more information, call (865) 386-3926 or email This email address is being protected from spambots. You need JavaScript enabled to view it.
Adventures in investigating Mars using places on Earth
Feb 26 noon–1 p.m. EST
Anna Szynkiewicz, Associate Professor of Earth and Planetary Sciences
University of Tennessee Science Forum
Zoom Meeting - Free and open to the public - RSVP
Dr. Szynkiewicz will show how studies in Antarctica and New Mexico provide clues about past water activity on Mars.
After registering,
you will receive a confirmation email containing information about joining the meeting.
Zoom in to biodiversity on the Oak Ridge Reservation
Mar 10 6 p.m.
Biodiversity on the Oak Ridge Reservation
Dr Evin Carter, Research Associate in the Biodiversity and Ecosystem Health Group at Oak Ridge National Laboratory
Advocates for the Oak Ridge Reservation
Zoom Meeting - Free and open to the public
The Oak Ridge Reservation supports remarkable biodiversity, including species and ecological communities absent or uncommon in surrounding areas. The Reservation is home to 26 state-listed threatened and endangered plants, 20 federally and state-listed animal species, with appropriate habitat for additional listed wildlife species. It contains seven registered State Natural Areas and has been recognized as an International Biosphere Reserve. Dr. Carter will share his knowledge and amazing photos of the Reservation.
https://zoom.us/j/94589800994?pwd=aUZobzJScnJBSzAraE41VklQTWhpQT09
Meeting ID: 945 8980 0994
Passcode: 705330
One tap mobile:
+13126266799,,94589800994#,,,,*705330# US (Chicago)
+16468769923,,94589800994#,,,,*705330# US (New York)
Help control invasive exotic plants at cedar barren
Mar 6 9 a.m.–noon
Spring Cedar Barren Cleanup / Weed Wrangle
Cedar barren next to Jefferson Middle School, Oak Ridge
Tennessee Citizens for Wilderness Planning with City of Oak Ridge and State Natural Areas Division
Hands-on volunteer activity
Cedar Barrens — a habitat characteristic of our ecoregion — have become scarce in East Tennessee. They are reduced or eliminated by economic development and our rare native species specialized to live in them get overwhelmed by invasives.
For more information, contact Tim Bigelow at 865-607-6781 or This email address is being protected from spambots. You need JavaScript enabled to view it.
Specifics subject to prevailing conditions at time of event. COVID-19 precautions will be observed.
Urge POTUS to address the plastic pollution crisis
Greenpeace: President Biden — act now to solve the plastic pollution crisis
Microplastics invade our bodies! A new health concern beyond climate impacts and pollution of our land, lakes, rivers, and oceans.
ScienceDirect: Plasticenta — First evidence of microplastics in human placenta
Also, think about how you can eliminate or reduce your use of throw-away plastics ...
Archive
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HbP_Winter_2009_FINAL.pdf Hellbender Press Winter 2009 (last hardcopy issue)
Air pollution deadlier than COVID-19!
ScienceDirect: Global mortality from outdoor fine particle pollution generated by fossil fuel combustion
New report estimates 8.7 million premature deaths anually from fine particulate matter (PM2.5)
Fossil fuels are the major source of invisible airborne particles that cause disease and mortality.