Cooling technologies, including refrigerators and industrial chillers, can prevent food waste and are increasingly necessary in our warming climate. Are there ways to minimize their climate impacts?

Researchers at Columbia Climate School discuss the benefits and challenges of working with carbon from ocean and coastal ecosystems.

The clean energy transition depends heavily on lithium, but mining this element is not “clean.” We must not fall into the same traps from which we are trying to free ourselves.

The purpose of greenwashing rules is not to prevent innocent errors or ignore tradeoffs but to discourage outright deception.

Used vehicles serve real needs across Africa, but they also contribute to its public health and environmental problems through crashes and pollution.

The transition to environmental sustainability will change the material basis of the world economy. This shift has begun, and its pace will be influenced by technology, capital, and public policy.

Our elected officials, community leaders, experts, and students discuss their 2023 climate resolutions. What will yours be?

If we don’t prepare our communities and youth to understand the climate risks we are facing today, then simply put, there is no tomorrow for us.

The uncertainty plaguing the crypto world is devastating for investors, but it could have a positive impact on greenhouse gas emissions and the future of digital currency.

The transformative technologies of the 19th, 20th, and 21st centuries have brought incredible benefits but also substantial costs. The central issue of our time is understanding and mitigating those costs when we can, and adapting to them when we cannot.