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temperature

Haze hovers over the skyline of part of Mexico City.
Posted inScience Updates

The Ozone Paradox: A Growing Cost of a Warmer Atmosphere

by Telma Castro, Oscar Peralta, Salvador Reynoso-Cruces, Harry Alvarez-Ospina and Alejandro Salcido 9 September 20269 September 2026

Mexico City’s air is getting cleaner, but ozone levels near the ground aren’t decreasing as fast as expected. Climate change is partly to blame.

The midday Sun shines amid a scattering of clouds over a city.
Posted inResearch Spotlights

How Rising Air Plumes Help Spike Moist Heat

by Nathaniel Scharping 27 August 202627 August 2026

When dry air mixes with warm, moist air carried aloft by currents from the surface, it can contribute to rising wet-bulb temperatures near Earth’s surface.

两张图表展示了ENSO的不对称性。左侧标有“日变化”的图表显示,海表温度白天高于夜间。右侧标有“ENSO不对称性”的图表包含两条线,横轴为时间,纵轴为温度。两条线在中间达到峰值,但标有“厄尔尼诺”的红色线条峰值高于标有“拉尼娜”的蓝色线条。
Posted inResearch Spotlights

厄尔尼诺的增温效应强于拉尼娜的降温效应。如何准确模拟这种不对称性?

by Nathaniel Scharping 26 August 202626 August 2026

一项新研究分析了海表温度的每日波动,以期获得新的见解。

An airplane flies in front of a gray cloud.
Posted inNews

Stratospheric Aerosol Injection Might Make Flights Smoother

by Hannah Richter 22 July 202622 July 2026

A new study suggests an intervention aimed at cooling the planet could have the additional benefit of reducing aircraft turbulence.

Two charts show the way that ENSO is asymmetrical. On the left, a chart labeled “Diurnal variation” shows how sea surface temperature is higher during the day than at night. On the right, a chart labeled “ENSO asymmetry” shows two lines, with time on the x axis and temperature on the y axis. Both lines peak in the middle, but the red line labeled “El Niño” has a higher peak than the blue line labeled “La Niña.”
Posted inResearch Spotlights

El Niño Warming Is Stronger Than La Niña Cooling. What’s the Right Way to Model This Asymmetry?

by Nathaniel Scharping 7 July 202626 August 2026

A new study looks at daily swings in sea surface temperatures for new insights.

一棵开着红花的小树生长在郁郁葱葱的绿色山坡上,背景中可见薄雾和一道小瀑布。
Posted inResearch Spotlights

冷斑与印度季风之间的惊人关联

by Saima May Sidik 16 June 202616 June 2026

研究表明,看似相互独立的气候过程实际上可能存在紧密的联系。

A small tree bearing red flowers grows from a lush, green hillside with mist and a small waterfall in the background.
Posted inResearch Spotlights

The Surprising Link Between a Cold Blob and the Indian Monsoon

by Saima May Sidik 1 June 202616 June 2026

Climate processes that at first glance appear separate can actually be intimately linked, modeling shows.

A red and white scaffolded tower is seen from above, poking far above a sea of trees below.
Posted inResearch Spotlights

Improving Eddy Tower Evapotranspiration Estimates

by Rebecca Dzombak 20 May 202620 May 2026

Understanding evapotranspiration rates is important. A new technique aims to make their calculation more efficient.

A wildfire on a hillside burns at night.
Posted inResearch & Developments

2026 Has Already Broken Climate Records. El Niño Could Break More.

by Grace van Deelen 12 May 202611 May 2026

As the midpoint of the year approaches, several climate records have already been broken. Arctic winter sea ice extent reached a record low. Several countries saw record-breaking winter heat waves. And more than 150 million acres have already burned globally in wildfires.

Maps from the article.
Posted inEditors' Highlights

Drivers of Day-to-Day Temperature Swings Across Continents

by Yun Qian 1 May 20261 May 2026

Abrupt temperature swings aren’t random—large-scale air mass shifts and seasonal processes drive day-to-day variability across major Northern Hemisphere regions.

Posts pagination

1 2 3 … 27 Older posts
Over a dark blue-green square appear the words Special Report: The State of the Science 1 Year On.

Features from AGU Publications

Research Spotlights

Tiny Cyanobacteria May Be the Secret Heroes of Ocean Carbon Sequestration

10 September 202610 September 2026
Editors' Highlights

Waves Play a Key Role for Lateral Stirring and Mixing of Ocean Tracers

11 September 202611 September 2026
Editors' Vox

How Can We Make Better Decisions About What Lies Underground?

10 September 202610 September 2026
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