European Union members have discussed plans to reduce the amount of energy used by appliances left on standby.
Ken Livingstone has announced that he is working with London's theatres to help them reduce their carbon emissions and become more energy efficient.
Thousands of pounds of funding are up for grabs as part of a drive to enable more small businesses to recycle.
Rural businesses in the north-west of Ireland will be able to reduce their pollution levels in the future, after ministers announced approval for new wastewater treatment plants.
Government officials have announced the award of a second tranche of grants designed to encourage agricultural businesses to use new technologies to reduce pollution.
Irish government chiefs have confirmed that they are to begin a consultation on proposals to encourage the construction of micro-renewable technologies for industrial, commercial and public buildings, and agricultural structures.
Grants totalling £18million are to be poured into Glasgow's flood defences over the next four years, Scottish government ministers have announced.
The chairman of a body which represents the interests of Irish small businesses has said that the country's infrastructure needs to be delivered in a more efficient way in order to reduce pollution and improve business productivity.
Smaller businesses are not reducing their carbon emissions and taking advantage of energy savings because of a lack of time and expertise.
Council chiefs have banned the traditional bonfire from their annual fireworks display because it breaches their environmental policies.
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