Efficiency
CDP: 100 cities worldwide source at least 70 per cent of power from renewables
Seattle, Auckland, and Nairobi among urban centres sourcing majority of their power from renewables, as more than 40 cities now run on 100 per cent clean electricity
Seven companies advancing the circular economy by selling products as a service
The experiments involve everything from replacement tires to temporary apartments
Bill McDonough: We are here to make goods, not 'bads'
The legendary designer says it's time to view the economy from the perspective of how much we can give for all we get
E-Leather sews up £70m investment to take green material around the world
Green tech start-up makes leather from scraps that would otherwise head to landfill
Bright idea: How Shuji Nakamura's LED invention changed the world
The electronic engineer shared a Nobel Prize for developing the first blue LED 25 years ago, but he tells BusinessGreen the potential of energy efficient lighting is far from fully realised
Energy for Londoners: Mayor powers up £34m solar and energy efficiency plan
Sadiq Khan launches next phase of wide-ranging new plan to help fuel poor households cut bills and ramp up solar deployment across the capital
Harvard study: Green buildings deliver nearly $6bn in health and climate benefits
Analysis of green certified buildings reveals they have provided around $6bn in health and climate benefits on top of $7.5bn of energy savings
Smart homes: BRE cuts ribbon on new research hub
Building science body has teamed up with EDF, BT, and Telefonica to launch a new centre for smart home research
MEES Extension: A sign of things to come for domestic landlords
Maria Connolly of law firm TLT explains why new energy efficiency rules for landlords are only heading in one direction
Salesforce dives headfirst into water recycling with new HQ
New skyscraper boasts the largest commercial "blackwater" recycling system in the US, delivering a 76 per cent reduction in its water footprint
Chicago fires up $160m LED street-lighting plan
Major new smart lighting initiative expected to slash energy bills and carbon emissions
California becomes first US state to ban incandescent lightbulbs
State brings in new federal rules two years ahead of schedule in a move that could see California's businesses and consumers save $1bn every year on energy bills
Landlords to face limited upgrade bill under proposed changes to energy efficiency rules
Government consults on removing exemption for landlords unable to access 'no cost' financing, but campaigners remain frustrated at decision to cap costs at £2,500
AirEx: Smart ventilation to banish cold and damp
AirEx helps householders to reduce their heating energy demand without compromising indoor air quality
ADE and ACE merge to create beefed-up decentralised energy trade body
Association for Decentralised Energy and Association for the Conservation of Energy join forces to create 'powerful and unified voice'
Is the smartest thing about the smart meter programme the name?
Andrew Warren argues the decision to mandate the roll out of technology that could quickly become outdated could prove a costly mistake
MEPs back bolder efficiency and renewables goals
Nail-biting vote sees key committee back tougher targets for energy efficiency improvements across the bloc
Industrial Strategy gets green steel vote of confidence, but questions over business impact remain
GFG Alliance gave the Industrial Strategy the thumbs up yesterday, but industrial observers still want to see more detail on how the government's clean growth plans will work
A fridge too far? How to keep cool without heating up the planet
The head of the UN environment programme joins with Arçelik AŞ CEO and MABE CEO to argue for a rapid roll out of clean cold technology
COP23: Solar Impulse clears efficiency campaign for take-off
Team behind round the world solar flight launches new initiative designed to highlight cost-saving clean technologies
Sainsbury's powers up Formula One technology to banish shopping shivers
Aerofoil technology will use less energy to chill supermarket fridges while keeping aisles warmer for browsing customers
When commuters vanish: The effect of darkness on active travel
Does the nights drawing in lead to higher carbon emissions? And could technology help encourage active travel even when it gets dark?
Industrial Digitalisation: Manufacturers could cut UK emissions 4.5 per cent
Major new government-commissioned review argues new smart technologies could revolutionise manufacturing sector, boosting productivity and slashing resource use
Why many manufacturers are pleased by goverment's post-Brexit support for EU ecodesign standards
They may be loathed by the tabloids, but as Roz Bulleid of the EEF explains, there are plenty of reasons why many manufacturers don't want a sudden change to EU product rules
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