Aviation fuel taxes are an opportunity to address the tax disparity, send price signals to a polluting industry, and raise much-needed money for climate finance, writes Opportunity Green's David Kay
Many of London's black cabbies have already switched to an EV, but for those who haven't the cost of switching is a major barrier, explains Possible's Izzy Romilly
Sustainable procurement is a transformative tool that can help deliver on sustainable development goals and drive down emissions, writes Anne-Claire Howard from the UN Office for Project Services (UNOPS).
The government's £22bn bet on CCS would be far better spent on capturing CO2 from hard-to-abate industry and nature-based climate solutions, argues Green Party co-leader Adrian Ramsay MP
More innovation, activism and cooperation at all levels of society can transcend political divides in the US, argues the Climate Crisis Advisory Group's Alice Hill from the Council on Foreign Relations
Securing climate finance on the necessary scale relies on unlocking private investment in climate solutions and change in the real economy, write WWF's Manuel Pulgar Vidal and Aaron Vermeulen
A global approach is needed to secure solutions that deliver access to clean water and sustainable water management, writes the UAE's Assistant Minister for Energy and Sustainability Abdulla Balalaa
A green gilt programme could fulfil extra borrowing capacity, unlock private investment in net zero, and hold the UK's climate ambitions to account, writes IEEFA's Kevin Leung
To protect biodiversity on a meaningful scale, we need a clear national plan and regulations for the UK's built environment to drive industry action, argues UKGBC's Louise Hutchins
BusinessGreen Features Editor Cecilia Keating is moving on to pastures new - here she reflects on four and half years reporting on a green economy in constant flux