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New Research Links Plastic Pollution to Crop Damage and Urges Global Action

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Plastic Pollution Effects On Agriculture And Crops

NANJING, China — Environmental scientists have unveiled alarming research indicating that plastic pollution is damaging crops and marine algae, heightening the call for an international treaty on plastics.

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The study, led by Prof. Huan Zhong at Nanjing University, reveals that plastics may inhibit photosynthesis, critical to plant growth. If validated, these findings suggest staple crops could experience up to a 12% reduction, posing severe implications for global agriculture and food security.

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“Plastics have a multifaceted impact on plants,” said Zhong. “We’ve found combinations of blocked sunlight, nutrient absorption, and cellular damage that contribute to reduced chlorophyll levels, critical for photosynthesis. This warrants immediate attention from policymakers and global leaders.”

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Microplastics, tiny particles that result from the degradation of larger plastic items, have been identified as ubiquitous pollutants across various ecosystems — including remote Arctic regions. Each year, more than 500 million tonnes of plastic are produced, with the vast majority ending up in landfills or the environment.

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Previous studies have identified microplastics in human tissues, drinking water, and marine life. Consequently, the adverse effects of plastics extend beyond agricultural issues, affecting wildlife and human health as well. Researchers have linked the presence of microplastics to numerous health concerns, including strokes and heart-related issues.

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In January, a separate study highlighted a troubling association between microplastic pollution and premature births, amplifying fears surrounding plastic’s impact on health and ecosystems.

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International discussions on a United Nations treaty to address plastic pollution intensified following these findings. Last December in South Korea, a summit saw representatives from over 100 countries express support for measures to legally bind manufacturers to reduce plastic production. Yet, delegates faced significant pushback from fossil-fuel aligned nations such as the U.S., Russia, and Saudi Arabia, resulting in no final agreement.

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“The evidence we have gathered must propel us into immediate action,” said environmental policy expert Maria solid of the Institute for Global Change. “The health of our ecosystems, food supplies, and ultimately, human health is intertwined with decisive measures against plastic pollution.”

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In Switzerland, negotiations will resume later this year, where experts caution that the stakes are higher than ever. “With worsening hunger and food insecurity, particularly in Asia, we can’t afford to stall efforts,” warned Zhong.

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The necessity of confronting fossil-fuel interests mirrors ongoing global discussions on climate action. The ongoing rise of single-use plastics and their detrimental environmental impact highlights a growing crisis.

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As debates continue, researchers call for not only a treaty but for widespread education and changes in consumer behavior to reduce reliance on plastics. Simple actions, such as promoting alternatives and enhancing product labeling, are seen as vital steps to mitigate the crisis.

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“We must recognize that plastic pollution is a multi-faceted issue,” Zhong emphasized. “It’s not just about regulation; it’s about cultural change. Individuals and governments must work together to foster sustainable practices.”

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