While many of the effects of climate change, including heat waves, droughts and wildfires, are already with us, some of the most alarming consequences are hiding beneath the surface of the ocean.David Gelles and Raymond Zhong, who both cover climate for The New York Times, explain just how close we might be to a tipping point.Guests: David Gelles, who reports for the New York Times Climate team and leads The Times’s Climate Forward newsletter.Raymond Zhong, a reporter focusing on climate and environmental issues for The New York Times.Background reading: Scientists are freaking out about ocean temperatures.Have we crossed a dangerous warming threshold? Here’s what to know.For more information on today’s episode, visit nytimes.com/thedaily. Transcripts of each episode will be made available by the next workday.