Tim frequently writes guest opinions for major newspapers.
Here are some recent pieces:

A new age of flooding
Williamsport Sun-Gazette, Aug. 23, 2024

Who really benefits from offshore wind farm proposal
Curry Coastal Pilot, Oct. 17, 2023

We’ve seen the flooding in California. Will we move to higher ground?
Los Angeles Times, May 27, 2023

Come fly the friendly skies of state parks? Keep your drones away
Eugene Register-Guard, May 4, 2022

The reckoning of our mistakes is upon us
Eugene Register-Guard, July 31, 2021

We need open space; Washington can help us get it
Los Angeles Times, Feb. 1, 2021

The age of innocence is over
Eugene Register-Guard, Dec. 27, 2020

The loss of glaciers is a warning to all Oregonians
The Oregonian, Nov. 25, 2020

The Trump administration pushes Bristol Bay closer to disaster
Los Angeles Times, August 12, 2020

Fire and the climate of tomorrow
Eugene Register-Guard, July 31, 2020

The tree of Oregon should unite us all
Medford Mail Tribune, July 5, 2020

Voting by mail works in Oregon. It will work in Michigan, too
Detroit Free Press, May 22, 2020

Voting by mail is safer, easier and cheaper
Madison Cap Times, May 18, 2020

Earth Day ethos, now more than ever
Eugene Register-Guard, April 21, 2020

Climate change matters to rural Oregonians
Roseburg The News-Review, March 25, 2020

This land is our land
And Beauty for All, November 17, 2020

Rural voters must care about climate
Eugene Register Guard, July 25, 2019 

More floods are coming
San Francisco Chronicle, May 25, 2019 

Why let mining companies rip up public land like it's 1872?
Los Angeles Times, April 12, 2019

Wildlands win worthy protections
Eugene Register-Guard, Mar. 3, 2019

Forests and fires: a path forward
Medford Mail Tribune, Dec. 27, 2018

Oregon already feels climate change, don't make it worse with Jordan Cove
The Oregonian, Dec. 26, 2018

As climate changes, sprawl becomes an increasing risk
San Francisco Chronicle, Nov. 22, 2018

Connecticut needs its rivers
The Valley Press (Simsbury), Oct. 18, 2018

Southern Oregon needs its wild and scenic rivers
Medford Mail Tribune, April 15, 2018

Post-fire forest policies should focus on watershed health
Eugene Register Guard,  Jan. 27, 2018

Merkley wisely changes position on Coos Bay LNG project
Eugene Register Guard, Dec. 30, 2017

State action protects one of our finest rivers
Medford Mail Tribune, Dec. 22, 2017

Forests, fires, and facts: Making Correct Choices for the Future
Curry Coastal Pilot, Nov. 3, 2017

'The lifeblood' of our state: For 50 years, saving rivers has been good for Idaho
Idaho Statesman, Oct. 14, 2017

Anniversary of the rivers law is cause to celebrate
Bend Bulletin, Oct. 3, 2017

Work still left for Wild and Scenic Rivers
Jackson Hole News and Guide, Oct. 4, 2017

It's time to protect Montana's best rivers
Bozeman Daily Chronicle, Oct. 1, 2017

Utah's outstanding rivers deserve recognition
Salt Lake Tribune, Sept. 9, 2017

Oregon must act to block proposed pipeline
Eugene Register-Guard, April 23, 2017

Aerial spraying needs new rules
The World (Coos Bay, OR), April 3, 2017

Don't imperil protection of public lands
Bend Bulletin, Mar. 20, 2017

Don't give up public land
Medford Mail Tribume, Jan. 8, 2017

Floodplain recommendations push development elsewhere
Eugene Register-Guard, Nov. 26, 2016

Verdict on Malheur Wildlife Refuge no win for rural malcontents
San Francisco Chronicle, Nov. 1, 2016

Malheur verdict lends no credence to occupiers
Eugene Register-Guard, Nov. 1, 2016

Public land belongs to all Americans
The Oregonian, Sept. 29, 2016

Who should control our public lands?
Eugene Register-Guard, April 17, 2016

Hydopower doesn't need any more loopholes
High Country News, Sept. 3, 2015

Jordan Cove Quake Risks Ignored at our Peril
The World (Coos Bay, OR) August 13, 2015

Forest Practices Act can (but doesn't) do the job
Medford Mail Tribune, July 13, 2015

Don't weaken a successful NW Forest Plan
Eugene Register-Guard, July 9, 2015

Jordan Cove is the new Keystone XL Pipeline
Salem Statesman Journal, April 17, 2015

Legislation needed to curb herbicide spraying
Eugene Register-Guard, Feb. 15, 2015

Floods are coming, plan now to cope with the deluge
San Francisco Chronicle, Jan. 25, 2015

Kitzhaber can protect Oregon's rivers
Salem Statesman Journal,, Dec. 18, 2014

Oregon rivers need modern forestry rules
Eugene Register-Guard, Dec. 11, 2014

Flood Insurance program must be overhauled
Oregonian, Nov. 15, 2014

Federal Mining Law from 1872 long overdue for an update
Eugene Register-Guard, Sept. 6, 2014

Wilderness for Kalmiopsis has served us well
Medford Mail Tribune, August 31, 2014

San Joaquin River's hard-won restoration is under threat
Sacramento Bee, July 13, 2014

Fracking has gone far enough in the last remnants of Penn's Woods
Harrisburg Patriot-News, May 29, 2014

To prevent another Formosa disaster, block new nickel mines
Medford Mail Tribune, May 13, 2014

The march of the "mega-loads"
The Oregonian, May 11, 2014

California drought: State needs to rethink how it uses water
San Francisco Chronicle, April 2, 2014

Nickel mining plan threatens Rogue, Smith tributaries,
Eugene Register-Guard, Jan. 11, 2014

Why undermine law that keeps Merced River wild and scenic?
Sacramento Bee, Nov. 2, 2013

Water in redwood country is worth more than nickel
Sacramento Bee, Oct. 13, 2013

A last look at California's melting glaciers,
San Francisco Chronicle, March 3, 2013

Merced protection should be kept,
San Francisco Chronicle, Feb. 20, 2013

A new change for Snake River salmon
High Country News, Aug. 19, 2011

Idaho doesn't need a port
The Oregonian, Jan. 8, 1998

Op-Eds