It has consequences for everything from voting rights at the IMF to international borrowing costs.
Despite calls to use them, traditional cost-benefit calculations haven't featured in the UK's lockdown decisions.
The inefficient vaccine allocation rules currently in place must be replaced by new cooperative institutional structures and more concrete steps by the Group of Twenty (G20) countries.
Chinese bitcoin mining could consume as much energy as the whole of the UK by 2024.
Ireland is looking at imposing a living wage on all employers.
The infrastructure and levels of deprivation in poorer countries have prevented them from benefiting from containment measures as much as richer nations.
Surge vaccination is being used to combat the B16172 variant, while the government prepares for a vaccine booster programme.
The two countries both stand to benefit from closer economic ties.
What does the Seychelles experience tell us about variants, vaccine efficacy and herd immunity?
Storms which originate in the tropics and reach Europe aren't as rare as scientists once thought.
A public health expert outlines what Britons can expect from their upcoming booster programme.
What the deal involves and why it matters.
We cannot look back in the future and
know we could have done more.
Britain moves to protect itself from the B1617 variant, which vaccines may be less effective against.
Two energy and climate policy experts take a closer look at the Leaders Summit on Climate, the US pledge and today's industrial reality.
Google mobility data shows people staying home less and visiting shops more than they were last spring.
Why South Korea and Ghana have fared better than the UK, Brazil and India.
For those who are socially deprived, vulnerability to COVID-19 will arise at an earlier age.
Good decisions and investment have built a strong supply chain, while various experts have helped with distribution.
The UK government has announced a four-stage plan for ending COVID-19 restrictions.