A New Strategy Against Pollution: Microorganisms and Bioremediation
This army exists, and they are bacteria, fungi, and algae with GRAS (Generally Recognized As Safe) status: organisms recognized as safe for industrial and environmental use.
The increasing contamination by synthetic chemicals, many of which are used in agriculture, has caused a serious environmental imbalance. Compounds such as alachlor, diuron, propanil, and trifluralin accumulate in soil and water, threatening biodiversity and human health.
While traditional methods (incineration, chemical solvents) may produce toxic byproducts or cost a fortune, bioremediation uses microorganisms, like bacteria, fungi, and cyanobacteria, which “devour” these pollutants, breaking their toxic molecules down into harmless compounds like water, carbon dioxide, and mineral salts.
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Only 28% of the ocean floor has been accurately mapped, less than what is already known about the surface of Mars and the Moon, and scientists consider the topic strategic for Brazil, with a global goal to map everything by 2030.
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Japan wants to bury a 500 km “cargo conveyor” between Tokyo and Osaka to replace up to 25,000 trucks per day, move goods through tunnels and automated driverless corridors, and avoid a logistical collapse in an increasingly aging country.
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Vietnam dumps sand in the South China Sea and transforms disputed reefs into artificial islands with an area equivalent to more than 1,500 football fields, builds 15 ports in the Spratly Islands, and expands bases in the ocean while challenging Chinese pressure in one of the most tense maritime regions on the planet.
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Is Rosie from the Jetsons becoming a reality? China tests “robot cleaners” with artificial intelligence inside homes for R$ 114, capable of collecting trash, folding clothes, and mapping apartments, turning domestic cleaning into a living laboratory for companies that want to teach machines to act like humans.

This process can occur in two ways: Mineralization, when the pollutant is completely destroyed; or Cometabolism, when the microorganism transforms the pollutant, even without feeding on it.
In addition to microbes, some plants assist in the process. This is known as phytoremediation, where species such as alfalfa, millet, ryegrass, and Kochia sp. absorb and stabilize contaminants present in the soil, reducing their toxicity.
In aquatic environments, cyanobacteria take center stage. They not only capture carbon but also degrade highly toxic compounds like lindane and propanil, which are widely used in agriculture.
And it doesn’t stop there. New technologies, such as metagenomic, proteomic, and transcriptomic analysis, are accelerating the ability to discover and enhance microorganisms specialized in environmental cleanup.
Unlike conventional methods, such as incineration, which generate toxic gases, bioremediation is cheap, sustainable, and does not produce harmful byproducts. A true silent green revolution.

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