Recent News & Events

NEW: International Million Cool Roofs Challenge

Thursday, November 8, 2018

Our collaborator Global Cool Cities just announced the Million Cool Roofs Challenge -- an unprecedented, $2 million effort to create cooler communities in places that need it most.  

The Challenge is made up of two parts: an outcome-

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Egyptian Blue for Energy Efficiency

Tuesday, October 9, 2018

A color developed by Egyptians thousands of years ago has a modern-day application as well – the pigment can boost energy efficiency by cooling rooftops and walls, and could also enable solar generation of electricity via windows.

Egyptian blue

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Berkeley Lab Takes Home 2016 R&D 100 Award for Cool Roof Time Machine

Wednesday, September 6, 2017

R&D Magazine's R&D 100 Awards, established 54 years ago, recognize 100 technologies and services introduced in the previous year deemed most significant by an independent panel of judges. This year's winners received the awards at a November 3

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The Cool Roof Time Machine Team with their 2016 R&D 100 Award

Not All Cool Pavements Are Created Equal

Thursday, May 18, 2017

Berkeley Lab finds that the choice of pavement material can significantly impact carbon emissions, creates decision tool for cities to use

Cool pavements can help keep cities cool, right? Yes, but according to new research from the Department of

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Road construction with fresh asphalt (Credit: wabeno/iStock)

R&D Awards for Energy Technologies Area

Wednesday, November 9, 2016

Two projects within the Energy Technologies Area won honors at the 2016 R&D 100 Awards, an international science and technology competition. The research — Cool Roof Time Machine and Sustainable and Affordable Fluoride Removal (SAFR)—joins three

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Berkeley Lab research associate Sharon Chen sprays roofing material with soiling mixture in a lab method that simulates the aging of roofing materials. (Photo by Roy Kaltschmidt/Berkeley Lab)

Fluorescent Ruby Red Roofs Stay as Cool as White

Wednesday, September 21, 2016

Elementary school science teaches us that in the sun, dark colors get hot while white stays cool. Now new research from Lawrence Berkeley National Laboratory (Berkeley Lab) has found an exception: Scientists have determined that certain dark pigments

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Your Air Conditioning is Making the Heat Wave Worse

Wednesday, July 27, 2016

While air conditioning temporarily cools, it’s making our world hotter. According to Berkeley Lab researchers, a crash program to maintain or establish three shade trees per building and make all roofs and pavement in U.S. cities reflective could

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Residential air conditioning units

Join the cool roofing industry at the 2016 International Roof Coatings Conference

Tuesday, April 12, 2016

Berkeley Lab is co-sponsoring the RCMA International Roof Coatings Conference. Join the cool roofing industry at the 2016 conference in Philadelphia this year. 

The event includes an exciting lineup of expert speakers and educational sessions,

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Registration is open for the 4th International Conference on Countermeasures to Urban Heat Islands

Tuesday, April 12, 2016

Registration is now open for the Fourth International Conference on Countermeasure to Urban Heat Island (4th IC2UHI) 2016

Singapore on 30-31 May and 1 June 2016.

The theme of the conference: Countering Urban Heat Island (UHI) and Climate

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Cool Roofs in China Offer Enhanced Benefits During Heat Waves

Tuesday, December 22, 2015
New Berkeley Lab study uses regional climate model to compare heat waves to normal summer conditions.

It is well established that white roofs can help mitigate the urban heat island effect, reflecting the sun’s energy back into space and reducing a

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Guangzhou

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