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James Hansen

All articles tagged with #james hansen

climate-change2 years ago•4 min saved

"James Hansen's Ongoing Climate Warnings: 35 Years Later"

A new study led by former NASA scientist James Hansen suggests that global warming may be happening more quickly than previously estimated, with the planet potentially exceeding 1.5 degrees Celsius of warming this decade and warming by 2 degrees Celsius by 2050. While the 1.5-degree goal of the Paris Agreement is already out of reach, the 2-degree goal could still be met with urgent action to reduce greenhouse gas emissions and transition away from fossil fuels. The study's findings are based on an analysis of reconstructed temperatures and carbon dioxide levels over the past 66 million years, indicating a high sensitivity of the Earth's climate to greenhouse gases.

via The New York Times|

#climate-change #climate-science #fossil-fuels

climate-change2 years ago•3 min saved

Climate Scientist James Hansen Warns: Global Heating Accelerating Faster Than Predicted

The planet is projected to heat up at a faster rate than previously predicted, potentially breaching a key global warming threshold within this decade, according to a study co-authored by James Hansen, the scientist who first raised the alarm on climate change in the 1980s. The research suggests that the Earth is more sensitive to climate change than previously understood, with a surge of heat already in the pipeline that will push global temperatures beyond predicted levels. The findings align with recent research indicating that the world is heading towards a 1.5-degree Celsius threshold, beyond which the impacts of climate change will become significantly harder to adapt to. However, some scientists have expressed skepticism about the study's conclusions. The paper calls for urgent action, including taxing carbon pollution, increasing nuclear power, and assisting developing countries in transitioning to low-carbon energy. It also suggests solar geoengineering as a potential solution, although critics warn of unforeseen consequences.

via CNN|

#climate-change #climate-crisis #climate-emergency

climate-change2 years ago•5 min saved

Climate Alarmist Scientist Warns of Worsening Future

James Hansen, the US scientist who first alerted the world to the greenhouse effect in the 1980s, warns that the world is heading towards a superheated climate not seen in the past 1 million years due to the lack of action on the climate crisis. Hansen, along with two other scientists, states that the world is moving towards a "new climate frontier" with temperatures higher than any point in the past million years, leading to stronger storms, heatwaves, and droughts. The world has already warmed by 1.2C since mass industrialization, increasing the likelihood of extreme summer temperatures. Hansen argues that the rate of global heating is accelerating, causing an "unprecedented" energy imbalance. While some scientists dispute the claim, others agree that the warming is not decreasing. If global temperatures rise by 1C or more, the world will experience a level of warmth not seen in 1-3 million years, with significant consequences for humans and ecosystems.

via The Guardian|

#accelerating-warming #climate-change #climate-crisis