A new direct-air-capture plant in Tracy, California, will pull up to 1,000 tons of carbon dioxide directly out of the air each year. The company that built it says the removed carbon will be permanently sequestered inside concrete. As part of our Reverse Course series, Peter O'Dowd went to a concrete plant in San Jose to understand how it works. And, Grist's Jake Bittle talks about the Marshall Islands' plan to adapt to the effects of climate change. Then, writer Annie Rauwerda makes a habit of getting lost among the seemingly endless digital archives of Wikipedia. She created an Instagram account to document some of the best facts she's found. Rauwerda tells us about the weird and wonderful world of Wikipedia.

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Scientists are looking toward carbon removal or ideas to pull greenhouse gasses right from the atmosphere. NPR's Camila Domonoske joins us to talk about direct air capture, or machines that can pull carbon dioxide out of the atmosphere. And, as Democrats and Republicans go back and forth over border funding, The Washington Post's Arelis Hernández joins us to talk about what's really going on at the U.S.-Mexico border. Then, a new study published by the American Psychological Association found that keeping a joyful secret, like a promotion at work or plans for a marriage proposal, can make you feel better than sharing the news right away. One of the study's authors, Katie Greenaway, joins us.

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As money pours into companies promising to take greenhouse gasses out of the atmosphere, there's a small but fast-growing sector of startups that want to leverage one of the world's biggest carbon sinks to clean up humanity's climate pollution: the ocean. For our series Reverse Course, Chris Bentley reports on some of the scientists and entrepreneurs developing ways to enhance the ocean's natural ability to take carbon dioxide out of the atmosphere. And, researchers at the Pacific Northwest National Lab are also looking into how native eelgrass could fight ocean acidification, and how algae could offset carbon emissions in the construction industry. Bentley tells us more. Then, NPR's Aya Batrawy shares the latest from the COP28 summit in Dubai.

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Enhanced rock weathering can help remove carbon dioxide from the atmosphere and instead store it deep within the Earth where it remains for eons. Numerous companies are tapping into this process. Here & Now's Chris Bentley reports and investigates other land-based carbon capture methods. And, Israel is using artificial intelligence to strike non-military targets in Gaza. Israeli investigative reporter Yuval Abraham joins us.

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Palestinian journalist and storyteller Maram Humaid joins us from Gaza to talk about the end of the seven-day ceasefire. And, as Israel restarts its war against Hamas in Gaza, international political consultant Alon Pinkas talks about the political forces at play in Israel. Tahani Mustafa, senior Palestine analyst at the International Crisis Group, weighs in on what the war means for Palestinian political leadership in Gaza and the West Bank. Then, when the Taliban returned to power in Afghanistan two years ago, the militant regime deemed music morally corrupt and banned it. But, as Kabul fell, pianist and composer Arson Fahim found refuge at the Longy School of Music in Cambridge, Massachusetts. WBUR's Andrea Shea reports.

This year's COP climate summit begins Thursday in Dubai. Nigel Purvis, a former U.S. climate negotiator and current CEO of Climate Advisers, joins us to talk about the controversy that will likely ensue when the summit gets underway. And, Oil production is expected to be a central point of discussion both at COP28 and the latest meeting of the OPEC+ group of oil-producing nations. MSNBC anchor and chief economic correspondent Ali Velshi joins us. Then, Henry Kissinger died on Wednesday at age 100. He had an instrumental role in forging relations between the U.S. and China in the 1970s. He also played a heavy role in the carpet bombing of Cambodia from 1969 to 1973. Journalist James Mann and professor at Harvard University Fredrik Logevall join us.

Juliette Touma, director of communications for the United Nations Palestine Refugee Agency, talks about what is going on inside Gaza as the temporary ceasefire continues between Israel and Hamas. And, college campuses across America are reeling from heightened tensions, protests and polarizing views in light of the Israel-Hamas war. CEO of PEN America Suzanne Nossel explains the discord that's playing out on university campuses and how higher academia can address and resolve concerns over free speech on their campuses. Then, scientists, including those at NASA, are interested in studying UFOs. But there's a big challenge; it's difficult to collect the data to draw scientific conclusions. Alan Tu of WHYY's The Pulse reports.

During an extension of the ceasefire between Israel and Hamas, White House officials expect more hostages to be released. Christoper O'Leary, the U.S. government's former director of hostage rescue and recovery, about tactics and strategies to release Americans and others still held. And, Amazon has become the top shipper in the U.S. surpassing the UPS. The feat has only heightened concerns about Amazon and monopolization. Roben Farzad, host of public radio's "Full Disclosure," joins us. Then, there have been debates in many states about what constitutes an exception to strict abortion bans. Very few exceptions have been granted, largely because of successful lobbying by anti-abortion religious activists.

As Palestinian prisoners return as part of the hostage exchange with Israel, The Washington Post's Louisa Loveluck tells us about it. And, Hagai Levine, head of the medical and resilience team for the Hostages and Missing Families Forum, talks about working with the freed hostages. Then, it's been decades since the government set how much money someone with a disability can keep in savings and still be eligible for Supplemental Security Income benefits. Now a bipartisan proposal in the Senate seeks to raise asset limits from $2,000 to $10,000. Disability rights advocate Patrice Jetter is supportive of the change, but says it's complicated.

This final episode features a conversation about what it means to survive a shooting. And, host Alain Stephens discusses the first-ever White House Office of Gun Violence Prevention and how the federal government can better support survivors. Find the full podcast on Here & Now Anytime.