Extreme Heat

Ann Arbor (Informed Comment) – The Declaration of Independence on July 4, 1776, kicked off the Revolutionary War in earnest, which the Continental Army only finally won seven years later, in 1882. The Revolutionary War was a rare conflict for the United States, in that it was fought on our own soil, such that every […]

Climate Change

Human Exposure to Wildfires has more than doubled in two Decades

The Conversation

By Mojtaba Sadegh, Boise State University | – Over the past two decades, a staggering 21.8 million Americans found themselves living within 3 miles (5 kilometers) of a large wildfire. Most of those residents would have had to evacuate, and many would have been exposed to smoke and emotional trauma from the fire. Nearly 600,000 […]

Climate Crisis

Global Heating and its Wildfires are Reshaping Canada’s Northern Forests and its Tundra

The Conversation

By Konrad Gajewski, University of Ottawa/ L’Université d’Ottawa | – (The Conversation) – Global warming is affecting the boreal forest — what happens will depend on the climate, vegetation and the frequency and intensity of wildfires. Changes in the north include increases or decreases in leaf growth, called Arctic greening and browning, more extensive growth […]

Climate Crisis

We Need to Decarbonize our Electricity, and Quickly — the Good News is that Green Energy is Practical and Brings Economic Benefits

The Conversation

By John Quiggin, The University of Queensland | – We use energy in everything we do, but few of us understand it properly. Much of the time this doesn’t matter. We can flick a light switch or turn the ignition key in a car, knowing the technology will work whether we understand it or not. […]

Arctic

Climate Crisis: Meltwater is Creating Millions of Hairline Cracks in Greenland’s Ice Sheet, Destabilizing it with a form of Hydro-Fracking

The Conversation

(The Conversation) – Alun Hubbard, University of Tromsø | – I’m striding along the steep bank of a raging white-water torrent, and even though the canyon is only about the width of a highway, the river’s flow is greater than that of London’s Thames. The deafening roar and rumble of the cascading water is incredible […]

Climate Crisis

Is Climate Change outpacing our Ability to predict extreme Heatwaves?

The Conversation

By Damien Irving, CSIRO and James Risbey, CSIRO | – When an extreme weather event happens somewhere in the world these days, it’s common to read quotes from climate scientists explaining this is exactly the kind of event we expect to see more often as climate change progresses. Such events are often devastating, but not […]

Climate Crisis

Climate Crisis: Iranian City, hottest in World on Thursday, hits Record for late Spring Heat, at 50.8 °C [123.44 °F]

Juan Cole

Ann Arbor (Informed Comment) The Iranian city of Zabol in the northern part of the Sistan and Baluchistan province won the global high temperature sweepstakes on June 22, according to the Spanish meteorological site OGIMET , coming in at 50.8 °C [123.44 °F]. It is the first time in 60 years that a city in […]

Bangladesh

Climate Crisis: Himalaya Glacier Melt Feeds India’s and Pakistan’s Rivers, but 80% of Lower Level Glacier Mass could be gone this Century

Juan Cole

Ann Arbor (Informed Comment) – A new report on ice in the Himalayas issued by The International Centre for Integrated Mountain Development (ICIMOD) finds that at the lower elevations of the Himalaya mountains, the snow depth and mass are projected to decline 25% by 2050 (regardless of greenhouse gas scenarios, i.e. this is already baked […]

Climate Crisis

Hurricanes push heat deeper into the Ocean than Scientists realized, boosting long-term Ocean Warming

The Conversation

By Noel Gutiérrez Brizuela, University of California, San Diego and Sally Warner, Brandeis University | – (The Conversation) – When a hurricane hits land, the destruction can be visible for years or even decades. Less obvious, but also powerful, is the effect hurricanes have on the oceans. In a new study, we show through real-time […]