WASHINGTON—At the request of President Donald Trump’s son-in-law, Jared Kushner, and his wife, Ivanka Trump, language critical of a global climate deal was struck from an executive order that Mr. Trump is planning to sign soon, according to multiple people familiar with the move. Mr. Trump is expected to sign within days at least two executive orders that will begin the process of trying to dismantle former President Barack Obama’s climate and environmental regulations. Mr. Kushner, a senior adviser to Mr. Trump, and Ms. Trump, the president’s eldest daughter, intervened to strike language about the climate deal from an earlier...