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Concentration of CO2 in the Atmosphere

A Deal of the Century to Produce Less Pollution

The construction of Climeworks direct-air capture plant, Orca on the geothermal park in Hellisheidi in Iceland. The plant is expected to be in operation in late summer 2021. (Climeworks) (

Matt Power, Editor-In-Chief, Green Builder

If it costs $15 million to build a machine that removes the same carbon as getting a few […]

Under A White Sky — The Nature of the Future

Elizabeth Kolbert

Crown Publishing 2021 $28, 234 pages.

Book review by N.R. Mallery

Most of us have probably heard of or read Elizabeth Kolbert’s Pulitzer Prize-winning book, The Sixth Extinction. In it, she brought our attention to the climate emergency in a way that leaves us alarmed and desperately searching for solutions. Hopefully we […]

Trust, Truth and Freedom

Dr. Alan K. Betts

Green energy businesses in the Northeast all understand that trust is central to developing and deploying new technology. Trust depends on honest, truthful and clear explanations to the public. The climate crisis requires a long transition of more than a decade.

The COVID crisis has clearly shown how trust is central […]

Human Health and the Health of Our Environment

John Bos

Massachusetts State Senator Jo Comerford wrote an important op ed article in Massachusetts’ Greenfield Recorder on June 24 entitled, “Bug, Weeds and Health” that immediately connected me to what Rachel Carson (Rachel C) had written about just shy of 60 years ago. This connection was prompted by Jo C’s sentence, “How do we […]

The Effect of Climate Change on our National Parks

Roddy Scheer & Doug Moss

The effects of climate change can be felt all over the globe in various ways, but America’s national parks seem to be suffering more than U.S. overall land mass. A 2020 study by researchers from UC Berkeley and the University of Wisconsin found that “human-caused climate change has exposed the […]

June 2021 Global Temperature Update

Fig. 1. June 2021 surface temperature anomaly (°C) relative to the 1951-1980 base period.

13 July 2021

James Hansen and Makiko Sato

Global temperature in June was +1.13°C (relative to the 1880-1920 base period, which is our best estimate of preindustrial temperature); it was +0.85°C relative to the 1951-1980 […]

Waters That Can Emit Greenhouse Gases or Draw Them Down

Growing peat bog. (Agnes Monkelbaan, CC-BY-SA 4.0,

George Harvey

Water is amazing. So are the things that live in it. In fact, some things we seldom think about and seem to have nearly no value, could turn out to be the things that save us. Consider peat bogs. At the website of […]

Book Review: The New Climate War

By Michael E. Mann, published by PublicAffairs (2021), 368 pages

Review by Roger Lohr

The book The New Climate War: The Fight to Take Back Our Planet by Michael E. Mann was released during the early months of the pandemic in 2020 by PublicAffairs books. In a story about efforts by what the author refers […]

The Ways of the Earth

The Earth is our common home. Image:

Alan Betts

There are fundamental truths about the Earth system that we must face in the next few years. The webs of deception from the last few years are receding, so we can now confront issues that have been invisible for a long time. Much […]

Exxon Carbon Emissions and Climate: Leaked Plans Reveal Rising CO₂ Output

ExxonMobil oil refinery in Louisiana. Photo by WClarke, Wikimedia Commons. CC-BY-SA 4.0

George Harvey

In 1999, Exxon and Mobil merged to form ExxonMobil. The company, often still referred to as Exxon, has a history of scandals whose origins go back to the 1970s or earlier.

In October, 2020, yet another Exxon came […]