At a port across from Gibraltar, two European monarchs made a rare joint appearance in June to bestow their imprimatur on a bold and risky endeavor.
Standing alongside freight ships in Algeciras, King Felipe VI of Spain and King Willem-Alexander of the Netherlands inaugurated a new maritime corridor. The critical cargo that attracted the attention of modern royalty was: green ammonia ¡ª a way to transport hydrogen and a key part of Spain¡¯s plans to become the continent¡¯s hub for clean energy.
The rest of Europe might not be ready.
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