William Nordhaus  after winning the 2018 Nobel Prize in Economic Sciences at Yale University on Monday. Photograph:  Eduardo Munoz Alvarez/Getty Images

A study of the economics profession in the United States, undertaken a number of years ago, found that academic papers in economics rarely referred to(...)

Bord na Mona land at Mountlucas Wind farm in Co Offaly. Photograph: Dara MacDonaill/The Irish Times

The Environmental Protection Agency (EPA) published figures two weeks ago for Irish greenhouse gas emissions, together with their projections for the (...)

Former president Mary Robinson: “What will become evident is that America is no longer the leader on progressive values because of what Trump is doing.”Photograph: Peter Murtagh

US president Donald Trump’s repudiation of the Paris agreement on reducing greenhouse gas emissions showed that America could no longer be regarded as(...)

The road transport sector is a major source of   air pollution, but on the plus side, more and more people are beginning to factor in the cost and health benefits associated with  cycling. Photograph: Reuters

Ireland needs huge changes in travel and transportation habits if it is to reduce greenhouse gas emissions and air pollutants, according to Ireland’s(...)

Prof FitzGerald said: “It is an issue that is massive for the world and we must play our part.”

Ireland is very unlikely to meet its 2020 greenhouse gas emissions limits and unless the Government pursues a new approach we will miss even tougher (...)

The Eiffel Tower lights up with colours and messages of hope on the eve of the  climate conference in Paris: 190 countries are involved in the conference. Photograph: Yoan Valat/EPA

I keep hearing about a big climate change thing going on in Paris. What is going on? There is a big international conference that starts (...)

Global annual average temperatures anomalies (relative to 1961-1990) based on an average of three global temperature data set. Image: World Meteorologicl Organization.

This year is destined for the history books with 2015 likely to be the warmest on record. It is smashing regional records around the globe for (...)

Carbon control: a farmer grazes sheep by a power plant near China’s Changzhi, in Shanxi province. The amount of coal being burned in China has fallen for the first time since 2000 – good news for the environment. Photograph: Reuters

With 2014 likely to end up one of the hottest years on record and greenhouse gas emissions still rising, attention is turning to carbon capture and(...)

The EPA also warned that, for the following decade to 2030, emissions are projected to be 11 per cent higher again than in 2020. Photographer: Dara Mac Dónaill

Ireland is now unlikely to meet EU targets for a 20 per cent cut in greenhouse gas emissions by 2020 from agriculture, transport and the built enviro(...)

Greenhouse gas emissions continue to rise and atmospheric concentrations of CO2 are exceeding levels never experienced in human history, the Bonn conference on climate change was told. Photograph: John Giles/PA Wire

As global carbon dioxide, emissions teetered on the threshold of 400 parts per million (PPM) for the first time in three million years, delegat(...)