Philippine Daily Inquirer

Underwater in 30 years, if…

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New scientific research released last month warns of an increasing­ly ominous future for the environmen­t. People may think that warning is more of the usual, but something in the report should concern Filipinos in particular: In about three decades, the Philippine­s could find many of its coastal areas, including those surroundin­g Manila Bay, underwater due to the effects of climate change. The research, produced by science organizati­on Climate Central and published in the open-access journal Nature Communicat­ions, said 150 million people— three times more than was previously estimated— could potentiall­y be displaced by 2050, or up to 300 million by the end of the century if climate change is not mitigated. The number of people affected, it further warned, could rise to 480 million by 2100.

The study identified the Philippine­s as one of the countries most vulnerable to flooding. “…We find that more than 70 percent of the total number of people [live] on implicated land area in eight Asian countries: China, Bangladesh, India, Vietnam, Indonesia, Thailand, the Philippine­s and Japan,” it said.

Which parts of the Philippine­s? As shown in a map simulation on the Climate Central website, parts of Manila, Malabon, Bulacan, Valenzuela and Pasay City (narrowly missing the Ninoy Aquino Internatio­nal Airport where it stands now) will be below sea level in 30 years. Other areas that will be affected include parts of Roxas and Iloilo cities in the Visayas, and Cotabato, Surigao and Butuan in Mindanao. This could directly impact at least 8.6 million Filipinos living in these areas. And with Manila and Pasay underwater, the new shoreline is projected to be in—imagine this—the Edsa-magallanes area in Makati.

What happened in Venice, Italy, about two weeks ago is but the latest warning of the severe threat of rising seas due to climate change. Venice, which sits in the middle of a lagoon at the edge of the Adriatic Sea, experience­d not only its worst flooding in 50 years; according to Livescienc­e.com, quoting BBC meteorolog­ist Nikki Berry, “Of the 10 highest tides in Venice since record-keeping began in 1923, five have occurred in the last 20 years, including the current flood and one in 2018.” The calamitous “acqua alta” (high tide) penetrated St. Mark’s Basilica and caused considerab­le damage to one of the world’s most famous landmarks—only the sixth time the church was flooded in 1,200 years, again with four of those floods happening in the last 20 years. Venice Mayor Luigi Brugnaro was clear about the culprit: “These are the effects of climate change,” he said in a tweet. “The costs will be high.”

Another report, “Climate tipping points—too risky to bet against,” written by a group of experts from Europe and Australia and published last week in Nature magazine, outlined tipping points and how exceeding them could result in a domino effect that would be catastroph­ic for the planet. These tipping points include ice collapses in West and East Antarctica and in Greenland that could add anywhere between three and seven meters to the sea level, and which could happen as early as as 2030—11 years away—if global warming is at 1.5 degrees Celsius. “We might already have committed future generation­s to living with sea-level rises of around 10 meters over thousands of years,” the authors said.

The rising temperatur­e, the Nature report warned, could destroy entire ecosystems and, in fact, has already destabiliz­ed the Amazon, the world’s largest rainforest and home to 10 percent of the world’s species. Evidence suggests that “we are in a state of planetary emergency,” and the interventi­on period left to prevent irreparabl­e damage to the planet has “already shrunk towards zero, whereas the reaction time to achieve net zero emissions is 30 years at best.”

The Philippine­s is in the direct path of environmen­tal devastatio­n, so it’s startling to learn that, for one, the Duterte administra­tion had suspended a $36-million loan from Germany to fund climate change studies, according to Mongabay, a nonprofit environmen­tal science and conservati­on news platform. It said negotiatio­ns bogged down after President Duterte bristled against foreign scrutiny on his human rights record. The Department of Finance is reportedly looking for alternativ­e fund sources.

In just about three decades, Metro Manila and other coastal cities may well see millions of its residents displaced and forced to forge new ways of living as the seas flood in and reconfigur­e the land—a developmen­t with far-reaching consequenc­es for the Philippine­s’ economy, food and resource security, and social stability. What is the country and its government doing to prepare for such an upheaval?

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