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The horses are seen galloping along the sand and wading through the waves during training.
Microsoft's president urges other tech firms to accept responsibility for the effects of their work.
Google is hoping to deliver a huge boost to its environmental credentials.
Chief executive Sundar Pichai announced a string of green energy deals on Thursday, in what he described as the "biggest corporate purchase of renewable energy in history".
In a blog post, he said the plans include 18 new energy deals that will raise its global portfolio of wind and solar agreements by more than 40%.
"Once all these projects come online, our carbon-free energy portfolio will produce more electricity than places like Washington D.C. or entire countries like Lithuania or Uruguay use each year," he said.
Facebook chief executive Mark Zuckerberg met with US President Donald Trump at the White House on Thursday, as part of a political tour by the social network boss.
Neither side disclosed details of the meeting.
Mr Zuckerberg's visit comes as Facebook faces growing scrutiny over a range of issues including competition, privacy and censorship.
A spokesperson for the firm said the discussions - which included meetings with Congress members - focused in part on the future of internet regulation.