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Air condition system facility outdoor units heat pump on roof of building

Technology

Heat pump uses a loudspeaker and wet strips of paper to cool air

A prototype heat pump that uses water and sound to cool is three times as efficient as previous comparable designs

News

TOPSHOT - A deforested and burnt area is seen on a stretch of the BR-230 (Transamazonian highway) in Humait??, Amazonas State, Brazil, on September 16, 2022. - According to the National Institute for Space Research (INPE), hotspots in the Amazon region saw a record increase in the first half of September, being the average for the month 1,400 fires per day. (Photo by MICHAEL DANTAS / AFP) (Photo by MICHAEL DANTAS/AFP via Getty Images)

Environment

COP15 target to reverse biodiversity loss by 2030 is ‘unrealistic’

News

A razorbill in Italian waters

Environment

Hundreds of razorbills have been turning up far from home in Italy

News

COP27 saw progress on climate reparations, but more action is needed

Environment

COP27 saw progress on climate reparations, but more action is needed

Comment

Delegate sleeping at COP27

Environment

COP27: Absence of clear vision stalled progress at climate conference

News

Climate protestors

Environment

What are climate summits actually for, and how can we make them work?

Analysis

Indigenous women embracing

Environment

Countries agree to create climate damage fund in historic COP27 deal

News

A researcher stands an area of bushes and tall dry grass in the Kalahari region of southern Africa, looking up at a wooden pole roughly 3 to 4 meters tall. The pole is equipped with multiple sensors for measuring weather conditions.

Environment

COP27: Forecasting overhaul may reduce extreme weather hazards

News

Australian floods due to La Niña

Environment

Rare triple dip La Niña expected to occur for first time this century

News

Luiz Inacio Lula da Silva speaking at COP27

Environment

COP27: Brazil's Lula promises zero deforestation in the Amazon by 2030

Brazil’s incoming president Luiz Inácio Lula da Silva vowed to reverse the environmentally damaging policies of his predecessor in a speech at the UN climate meeting

News

Environment

Crucial Congo rainforest faces growing threats from logging and mining

News

Environment

Climate negotiations are in disarray as COP27 enters its second week

News

Environment

What is 'loss and damage' and how is it informed by climate science?

Analysis

Environment

Biden urges leaders to fight for an equitable world at climate summit

News