Siemens Nigeria CEO Onyeche Tifase has told DW her company is committed to making value chains greener but acknowledged that a complete transition away from oil and gas would take time.
No, this year's gathering of the World Economic Forum in Davos was not like any other, says DW's Manuela Kasper-Claridge. She's seen business leaders heeding the call for a radical shift toward sustainability.
As delegates arrive in Madrid for the next round of UN climate talks, many will be traveling by air — including in private jets. With luxury air travel taking off, DW looks at the environmental impact.
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