A days-long rail walkout that is causing severe travel disruption across the Britain could be just the beginning of a summer of strikes, U.K. workers' unions have warned.
Germany says it will compensate for a cut in Russian gas supply by increasing the burning of coal — the most carbon-intensive fossil fuel in terms of emissions.
Fears of a winter gas shortage are driven by the risk of a full supply disruption to the EU — which receives roughly 40% of its gas via Russian pipelines.
The war in Ukraine and ensuing food crisis is "the making of a crazy man that woke up one day and decided to invade a peaceful country," Sawiris told CNBC.
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