Catalyst Past Issues

Catalyst Past Issues

Highlights from Spring 2019


Are Fossil Fuel Companies Destroying Marine Ecosystems?

A History of UCS Accomplishments









PDF Download: Spring 2019 Catalyst


Highlights from Winter 2019


50 Years of Science and Action

Art for Science Rising









PDF Download: Winter 2019 Catalyst


Highlights from Fall 2018


The California Green Rush: How UCS Helped Point the Way

Examining the Science of Voting

Federal Scientists Speak on the State of Science under President Trump







PDF Download: Fall 2018 Catalyst


Highlights from Summer 2018


Calculating the Trump Administration's Threat to the Air We Breathe

The Looming Coastal Real Estate Bust









PDF Download: Summer 2018 Catalyst


Highlights from Spring 2018


EPA Rollbacks Are Hurting Americans Where They Live

Science Advocacy That Gets Results

The Meeting That Struck Fear into the Heart of ExxonMobil







PDF Download: Spring 2018 Catalyst


Highlights from Winter 2018


Exposing Corporate Disinformation

Reasons for Optimism









PDF Download: Winter 2018 Catalyst


Highlights from Fall 2017


The Trump Administration Is Trying to Sideline Science. UCS Is Fighting Back

A Dwindling Role for Coal









PDF Download: Fall 2017 Catalyst


Highlights from Summer 2017


Sea Level Rise Hits Home

Memo to President Trump: Let’s Avoid a Nuclear Arms Race









PDF Download: Summer 2017 Catalyst


Highlights from Spring 2017


Clean Energy Takes Hold
New UCS analysis shows that renewable energy is riding a wave of momentum in states across the country. Which states are leading the way to a cleaner future?

In Challenging Times, UCS Supporters Take Action
An energized membership pushes back and gets creative.






PDF Download: Spring 2017 Catalyst


Highlights from Winter 2017


Standing Strong for Science and Democracy
UCS is ready to respond when Trump administration policies threaten public health and safety.

Science for Environmental Justice
UCS is partnering with groups in threatened communities on analysis tailored to meet their local needs—and achieve shared goals.






PDF Download: Winter 2017 Catalyst


Fall 2016









PDF Download: Fall 2016 Catalyst


Summer 2016









PDF Download: Summer 2016 Catalyst


Spring 2016









PDF Download: Spring 2016 Catalyst


Winter 2016









PDF Download: Winter 2016 Catalyst


Fall 2015









PDF Download: Fall 2015 Catalyst


Summer 2015









PDF Download: Summer 2015 Catalyst


Spring 2015









PDF Download: Spring 2015 Catalyst


Fall 2014

Catalyst Fall 2014









PDF Download: Fall 2014 Catalyst


Summer 2014

Catalyst Summer 2014









PDF Download: Summer 2014 Catalyst

Fall 2013

PDF Download: Fall 2013 Catalyst

Summer 2013

PDF Download: Summer 2013 Catalyst

Spring 2013

PDF Download: Spring 2013 Catalyst

Fall 2012

PDF Download: Fall 2012 Catalyst

Summer 2012

PDF Download: Summer 2012 Catalyst

Spring 2012

PDF Download: Spring 2012 Catalyst

Fall 2011

Read the entire issue (PDF)

Summer 2011

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Spring 2011

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Fall 2010

Read the entire issue (PDF)