(CNN/WJZ) — President Donald Trump skipped a session devoted to climate change at the G7 summit, as snub aides wrote off as a scheduling conflict but nonetheless reflects Trump’s isolation on the issue.

As other leaders were taking their seats around a large round table, the chair reserved for Trump sat empty. The summit’s host, French President Emmanuel Macron, gaveled the meeting to order anyway and launched into an explanation of a wristwatch made from recycled plastic.

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Later, the White House said Trump’s schedule prevented his attendance.

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“The President had scheduled meetings and bilaterals with Germany and India, so a senior member of the Administration attended in his stead,” press secretary Stephanie Grisham said.

Read more coverage of the G7 Summit on CBS News

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