Its new owners Macquarie insist it has a plan to use the bank to invest heavily in pioneering green infrastructure, but plenty are still suspicious of the sale
New head of the Green Investment Group - formally Green Investment Bank - Edward Northam explains what lies ahead for the newly privatised body
Experts warn maintaining an open border will require UK's continued adherence to EU food safety standards - minimising flexibility in international trade deals
President says projects will still need to meet 'environmental safeguards', as he rolls back rules designed to limit flooding and sea level risks
The Minimata Convention, which has the backing of 128 countries, commits signatories to a ban on new mercury mines and phasing out use of the metal in products
Echoing Environment Secretary Michael Gove's assurances, new Brexit position paper promises changes to trading relationships will not lead to lower environmental standards
There are only 18 months to go until the UK leaves the single market and customs union - and the plans for a 'Green Brexit' look worryingly sketchy
London Environment Strategy outlines ambitious vision for a zero-carbon capital - but can it deliver?
Deputy Mayor for Environment and Energy Shirley Rodrigues says new plan will set direction for post-Brexit strategy across UK - but does City Hall have the power to realise its bold vision?
The utility has become the latest firm to fall foul of the Environment Agency's pollution crackdown
EXCLUSIVE: Frustration grows as industry concern over implementation of the Energy Performance of Buildings Directive dismissed by Department of Communities and Local Government
EPA administrator Scott Pruitt U-turns on plan to delay deadline to comply with ozone air pollution rules following lawsuit from 15 states
EXCLUSIVE: Draft guidance seen by BusinessGreen could allow many landlords to take advantage of an exemption from new energy efficiency legislation
Policy Exchange argues leaving EU's Common Agricultural Policy presents opportunity for farmers to improve biodiversity, natural capital, and flood prevention
Netherlands confirms promise to cut greenhouse gases between 80 and 95 per cent by 2050 as part of EU-wide Paris Pledge
Good Energy's Juliet Davenport voices concerns about the impact of Ofgem's recent reviews of network charges on those consumers and companies who are driving the clean tech roll out
Plants larger than 50MW will have four years to adapt to meet new stricter standards for air pollutants, as lawyers warn they will sue sites that fail to comply
Judge demands ban placed on most polluting diesels entering German city of Stuttgart from January 2018, ruling previous plans from city government not ambitious enough
What does the new air quality plan tell us about the government's clean air and transport strategy going forward?
Ofgem's Andy Burgess explains the thinking behind the watchdog's sweeping new plans to enable a cleaner and more flexible energy system
James Thornton describes long-awaited plan as 'little more than a shabby rewrite of the previous draft plans' that is 'underwhelming and lacking in urgency'
BusinessGreen runs through the key proposals, findings and talking points arising from Defra's plan to tackle nitrogen dioxide pollution from road transport
ClientEarth's Dominic Phinn believes concern over air quality is finally prompting a major shift in the auto business
Business Secretary Greg Clark will today reveal £246m investment in battery technology over the next four years, alongside new reforms to govern a flexible energy system
New Defra data shows seven major retailers issued 83 per cent fewer bags in 2016/17 compared to calendar year 2014