The wonder material is single-handedly responsible for almost 10% of global warming — but solutions for cleaning up steel are expensive and hard to scale.

To stay under 1.5C, according to the IPCC, means that carbon emissions from everything that we do, buy, use or eat must peak by 2025, and tumble rapidly after that, reaching net-zero by the middle of this century.

Starting on Sunday, international passengers flying to the United States will no longer have to present a negative COVID-19 test before boarding the plane.

Fijian Defense Minister Inia Seruiratu said his country was threatened more by climate change than the geopolitical competition in the region. Fiji has borne the costly impact of several cyclones in recent years.

Net Zero Tracker says many company promises to slash emissions are flawed and vague. The report also casts doubt on the use of carbon offsets, a key tactic for many companies' climate goals.

Despite government promises of a green COVID recovery, a new report says the world missed a "historic chance" to boost clean energy.

US authorities determined COVID-19 vaccines should be given to children under 5, the only age group that is still ineligible for the jabs in the country.

North Korea reported the outbreak of an unidentified intestinal epidemic, while it already faces food shortages and coronavirus infections. The outbreak was in the isolated nation's key agricultural region.

The World Trade Organization has concluded a string of landmark deals, including agreements to improve food security and boost coronavirus vaccine production in the developing world.

German Health Minister Karl Lauterbach has recommended the voluntary wearing of masks in indoor public spaces amid a summer wave of infections. He also indicated that stricter rules are likely on their way.

Each morning in this Somali border town, 11-year-old Bashir Nur Salat plots his day's mission behind a crooked wire fence. Armed with only a friend's yellow school shirt, a borrowed book and toothy grin, he eyes his prize through the mesh: lunch. Bashir lives where three crises converge - global warming, spiraling food prices and war. He, like millions of others in Somalia, are in the crosshairs of what some aid workers are calling the "The Three Cs": climate change, costs and conflict.

A new deal paves the way for the development of the first African-owned Covid-19 vaccines. Cape Town-based Afrigen is working with a Belgian biotech company to develop mRNA shots. Also, Kenya has no reproductive health legislation but the public is going to give its input on a regional bill that could make a big difference to sexual health services. Finally, in football news, Senegal's Sadio Mané moves to Bayern Munich.