Great lake: mayflies’ sudden emergence from the water and nuptial swarmings have signalled the launch of anglers eager to catch trout with imitation mayflies of their own. Illustration: Michael Viney

The mayflies that dance above the lakes of late spring are of the insect order called Ephemeroptera: they hatch, fly, mate, lay eggs on the water and (...)

Anti-fracking protesters at a demonstration in Co Fermanagh last year. Photograph: Boyes/Press Eye.

The lead company employed to carry out a study on fracking in Ireland is a pro-fracking organisation involved in the controversial gas extraction meth(...)

When you sit down to dinner today, will you wonder about the environmental cost of that plate of food? What is the carbon footprint of your carbona(...)

Investigations are continuing into kerosene contamination of water supplying a Galway city estate, where residents have been told that the water is sa(...)

A local vessel employed by the Corrib gas project locates the project’s dislodged outfall pipe in Broadhaven Bay.

As efforts continue to deal with a Corrib gas outfall pipe which was dislodged after storms off the Mayo coast, fishermen have expressed concern about(...)

The EPA says it does not believe there are any pollution risks from a pipe from the Corrib gas project has surfaced from the seabed in north Mayo, saying the pipe was transporting “mainly rainwater”. Photographer: Dara Mac Dónaill/The Irish Times

The Environmental Protection Agency (EPA) is investigating how an outfall pipe from the Corrib gas project has surfaced from the seabed in north Mayo.(...)

The Environmental Protection Agency has issued a report on waste enforcement at licensed sites in 2013. It shows wide variations in performance among(...)

The EPA’s 2013 Report on Waste Enforcement has called for an improvement in standards at waste facilities. Photograph: Alan Betson / The Irish Times

Half of the legal actions taken by the Environmental Protection Agency (EPA) in 2013 were against waste facilities, with fines and costs totalling (...)

Ireland needs to diversify its fuel sources and not depend on coal-fired power stations such as Moneypoint. Photograph: Neil Warner for ESB

It is eight years since the publication of the last White Paper on Energy. Since then, there has been a major acceleration of renewable energy. Capaci(...)

Looming danger?: a nuclear reactor dome rises over an English beach. Photograph: Jason Alden/Bloomberg

1 Pumped-storage hydro Six years ago a simple idea was proposed by a Dublin-based scientist, one that, on paper at least, would leave Ireland awash wi(...)