Where did'Kyoto credits'come from and how do they work? What difference would it make to use them now or not?
The Prime Minister has told world leaders that countries need to join together to"safeguard the planet"in the wake of the coronavirus pandemic,saying Australia was on track to beat its Paris climate agreement targets.
World leaders,including the outgoing US President,popped up in multiple windows across a flickering screen amid plans for a large-scale rollout of COVID-19 vaccines.
Finance officials also vowed to resolve major differences over taxing big tech companies and reach a broad,consensus-based solution on international taxation this year.
Donald Trump has jettisoned international negotiations that were crucial to making Silicon Valley firms pay more tax in Australia.
"Over-dependence on other countries as a source of cheap medical products and supplies has created a strategic vulnerability to our economy,"Robert Lighthizer said.
Dramatic measures by countries to seal their borders,shutter businesses and enforce home isolation are failing to stop the spread of coronavirus,the head of the United Nations said.
Extraordinary images emerged of world leaders in conference call gallery shots - the kind that legions around the world,pushed into working from home,have become accustomed to seeing in recent days.
The gaping lack of political leadership in co-ordinating a global response to this public health and economic emergency is transparent to all.
The US President has revived concerns that six weeks ago almost led him to impose tariffs on the products.
We must become a hard target. That demands much more be spent on defence and intelligence.