paul4earth.bsky.social
@paul4earth.bsky.social
open.substack.com/pub/greendis... Roads affect everything from deer and elk to hydrology when they cut through forests. Find out more with The Green Dispatch.
The environmental effects of roads in wilderness
Roads promote erosion, alter hydrology, open access to invasives, and have other troubling effects on the environment
open.substack.com
January 9, 2026 at 4:10 PM
open.substack.com/pub/greendis... The Green Dispatch's 2025 Year In Review.
The Green Dispatch year in review
And a look forward to 2026
open.substack.com
January 2, 2026 at 8:17 PM
open.substack.com/pub/2oldguys... Two old guys having fun with their electric bikes.
Mission Hills Wanderings
PH and I fit in a ride between showers in Southern California
open.substack.com
November 19, 2025 at 4:36 PM
open.substack.com/pub/greendis... Learn about a great local environmental group for the San Diego area. The San Diego Canyonlands protects and restores the open spaces that interlace our city.
From the archives: San Diego Canyonlands
Neighborhood groups conserve and restore nature in urban canyons
open.substack.com
November 14, 2025 at 9:25 PM
Reposted
Count the ways they’re corrupting DOJ: Presidents don’t direct AG’s to open criminal cases, especially ones designating only Dems for investigation when POTUS himself is involved. DOJ doesn’t publicize criminal investigations & the AG definitely doesn’t assign them on Twitter.
November 14, 2025 at 7:50 PM
open.substack.com/pub/greendis... This week in The Green Dispatch I review Ryan Goldberg's new book about birds and birding in New York City Bird City.
Bird City: Adventures in New York's Urban Wilds
A book review
open.substack.com
November 3, 2025 at 5:21 PM
Reposted
I was hoping Elon would chime in...
November 3, 2025 at 5:05 PM
Reposted
Everyone is crapping on e-bikes these days, but Micah Toll of Electrek says "they’re the best thing for urban life since flush toilets." I agree.
lloydalter.substack.com/p/in-praise-...
In praise of e-bikes, which could save our cities
Everyone is crapping on e-bikes these days, but Micah Toll says "they’re the best thing for urban life since flush toilets." I agree.
lloydalter.substack.com
October 24, 2025 at 10:58 AM
Reposted
Arctic seals edge closer to extinction as sea ice vanishes
Arctic seals edge closer to extinction as sea ice vanishes
Three Arctic seal species have moved closer to extinction, as rapid sea ice loss continues to erode their breeding and feeding grounds, according to the latest update of the IUCN Red List of…
news.mongabay.com
October 24, 2025 at 7:05 PM
open.substack.com/pub/greendis... I hadn't realized what a problem water scarcity is until I researched the topic for this Substack post. And in many places the problem is getting worse.
Water scarcity: a growing problem throughout the world
Scientists have determined several water starved hotspots around the globe
open.substack.com
October 24, 2025 at 7:28 PM
Reposted
"U.S. falling behind Asian countries on climate science" | My op-ed with Ben Horton as it appears in today's print version of the @sfchronicle.com:
October 23, 2025 at 3:33 PM
Reposted
Lula said next month's COP30 climate conference "will be the COP of truth."
Turns out it's an ugly truth: www.theguardian.com/world/2025/o...
Brazil greenlights oil drilling in Amazon as environmentalists raise alarm
Conservationists argue president’s oil expansion plans clash with his image as a global leader on climate change
www.theguardian.com
October 21, 2025 at 6:50 AM
open.substack.com/pub/greendis... Sudan and Egypt blame Ethiopia and its mismanagement of a new dam for recent flooding, but other factors indicate that climate change is the cause for the floods.
Climate change brings more floods and drought to Africa
The changes will bring more waterborne disease as tensions among nations have already increased.
open.substack.com
October 17, 2025 at 8:37 PM
open.substack.com/pub/greendis... The Trump administration and the right wing courts have stepped up attacks on our wetlands.
More assaults on America's wetlands
With recent conservative court rulings, the Trump administration's destruction will likely increase
open.substack.com
October 10, 2025 at 5:37 PM
open.substack.com/pub/greendis... I work with a number of rare and endangered species, one of which is the San Diego sunflower.
In touch: San Diego sunflower
This marvelous sunflower serves as an example of San Diego's overwhelming biodiversity.
open.substack.com
October 3, 2025 at 5:00 PM
Reposted
“I’m a climate scientist. Trump’s U.N. address is a fire hose of misinformation” | My new op-ed in the @sfchronicle.com:
www.sfchronicle.com/opinion/open...
#ScienceUnderSiege
I’m a climate scientist. Trump’s U.N. address is a fire hose of misinformation
OPINION: “What Trump is really doing is advancing a plan laid down years ago by plutocrats and polluters. And making a mockery of our country as he does so,” Michael E. Mann writes.
www.sfchronicle.com
September 26, 2025 at 1:56 PM
substack.com/@greendispat... The Trump administration is preparing to remove protections for look-alike species. Plants and animals that aren’t threatened or endangered themselves but look like imperiled species.
Paul Hormick (@greendispatch)
https://biologicaldiversity.org/w/news/press-releases/trump-set-to-remove-lookalike-protections-from-11-species-2025-09-25/?_gl=1*19bbdfi*_gcl_au*MjEzODcxMTY5Ny4xNzU0NTMwMTkz The Trump administration...
substack.com
September 26, 2025 at 7:04 PM
substack.com/@greendispat... Citing Donald Trump’s Executive Order 14156, which declares a “National Energy Emergency”, the Army Corps of Engineers is seeking to sidestep the Clean Water Act and drastically curtail environmental review for energy related projects in West Virginia.
Paul Hormick (@greendispatch)
https://appvoices.org/2025/09/24/army-corps-permit-wv/ Citing Donald Trump’s Executive Order 14156, which declares a “National Energy Emergency”, the Army Corps of Engineers is seeking to sidestep th...
substack.com
September 26, 2025 at 7:03 PM
Reposted
Climate activists often debate whether they should get involved in larger movements for justice, or whether it’s better to just “stay in their lane” of climate.

The opposition to climate action is not having that debate.
Charlie Kirk's extremism was fossil fueled
Big Oil's money gave Kirk a larger platform to spread baseless climate conspiracy theories—as well as other extremist views.
heated.world
September 18, 2025 at 6:35 PM
open.substack.com/pub/greendis... Climate change is making Canada warmer and making conditions conducive for malaria to spread.
Malaria threatens Canada
Climate change is bringing this scourge to northern North America
open.substack.com
September 19, 2025 at 4:02 PM
Reposted
Anti-science is not an accident of modern times but is organized & deliberate, driving the climate crisis & diseases. Such a big part of the COVID-19 story for example. Not a surprise but powerfully put in this OpEd by @michaelemann.bsky.social & @peterhotezmdphd.bsky.social - pls read their book!
September 17, 2025 at 9:20 PM
open.substack.com/pub/greendis... Comment on Trump's attempt at repealing the Clinton era Roadless Rule, which protects 58 million acres of forests. You can find the link for commenting as well as the comment that I submitted to the Forest Service by clicking the link.
My comments on repealing the Roadless Rule
The Trump administration wants to do away with the Clinton era rule that protects 58 million acres of forests and wildlands
open.substack.com
September 15, 2025 at 3:59 AM
Reposted
There's an abundance fantasist on Twitter who says trains are dead, we will all be flying supersonic on electrofuels and driving 100 MPH in AVs. But I am rather fond of 19th-century tech like bikes and trains.
The abundance fantasists are going to cook us all
If they really believe all this stuff, I have a hyperloop to sell them.
lloydalter.substack.com
September 12, 2025 at 11:15 AM
Reposted
Just published: The new edition of my newsletter for journalists (and anyone else) interested in biodiversity, the ecological crisis and nature-based solutions to climate change. It has news, resources, jobs, great stories, and more. 🌏🧪 thenaturebeat.substack.com/p/nature-bea...
Nature Beat #78
Updates, stories, resources and opportunities
thenaturebeat.substack.com
September 12, 2025 at 11:43 AM