Vector Control

Order of the National Green Tribunal regarding the deplorable condition of a water tank, Golconda Fort, Hyderabad, Telangana, 05/06/2025

Order of the National Green Tribunal in the matter of In Re: News Item Titled "Neglected Katora Houz in Hyderabad’s Golconda Fort Cries for attention appearing in ‘The Siasat Daily’ dated 25 May 2025". The application was registered suo-motu based on the news item titled “Neglected Katora Houz in Hyderabad’s …

Popping situation

to help various countries assess the complexity of the hazards posed by persistent organic pollutants ( pops) , the United Nations Environment Programme recently held a meeting in Moscow, Russia, from July 11-14, 2000. The meeting specifically focused on the problems faced by the Commonwealth of Independent States, Estonia, Latvia …

Fighting mosquitoes

not malathion the pesticide, but the fish Gambusia affinis will be used this year by the New York City administration to fight mosquitoes. Health commissioner Neal L Cohen said the city had decided not to use malathion as it was under a safety review by the us Environmental Protection Agency …

EGYPT

Disclosed recently, the results of a research has revealed that a massive campaign to combat a blood parasite in Egypt went horribly wrong and resulted in an epidemic of Hepatitis C. The research stated that the epidemic effected almost a fifth of the country's population and is the largest transmission …

Mosquito trap

Mosquitoes have a knack of finding humans

Fighting malaria

cases of malaria are on the rise across the world. Malaria, transmitted by the Anopheles mosquitoes, kills over one million people and causes 300-500 million episodes of illness each year. Majority of the 3,000 deaths each day and 10 new cases each second occur in Africa. Malaria not only takes …

Communities to the rescue

community participation can work wonders , especially when it comes to tackling diseases like malaria. The Zimbabwe experience in recent years shows that, in what otherwise appears to be a hopeless situation, communities can reverse the fortunes of thousands of people susceptible to the disease. Also referred to as a …

Surprise weapon

it is easily available and a cheaper alternative to combat the deadly West Nile virus that struck New York city sometime ago: oil from summer cypress, an ornamental prized bush, can possibly save the day for all those trying to fight the virus. The bush might also provide a cheap …

Counteractive

coils, mats, oils, creams and other forms of mosquito repellents may help keep the gnats away, but they do not come without a price. Studies conducted by the Malaria Research Centre (mrc), New Delhi, reveal that they can cause several ailments, including bronchitis, respiratory problems, eye irritation and nausea. Very …

FOLLOW UP

It is known for its ability to render birds sterile, enter the food chain, persist in its original form without degrading for a long period of time, disrupt the reproductive system and is suspected to have carcinogenic properties. But it seems that dichloro diphenyl trichloroethane (DDT) will not be banned. …

Playing with poison

why haven't we banned ddt as yet. There are reasons enough to do so. Therefore, it is indeed surprising that the 115 nations that sat down to negotiate a ban on pesticides failed to ban ddt (dichloro diphynel trichloroethane). Perhaps, it is because ddt is used to fight malaria, a …

Pact on pollutants

representatives from 115 nations signed a draft agreement to ban eight highly toxic pesticides and other chemicals, that are among the "dirty dozen' persistent organic pollutants ( pop s), which are compounds that accumulate in the food chain. However, there was no consensus on ddt ( dichloro diphenyl trichloroethane) , …

Letting go a good thing

the story of the fall and rise of filaria in Cherthala taluka of Alappuzha district, Kerala, represents all that is wrong with planning and management of public health in India. The field station of the Vector Control Research Centre ( vcrc ), set up in Cherthala by the Indian Council …

Dengue returns

THE return of the dreaded dengue disease is leaving Delhi panic-stricken. Seven people have already died, and 107 have been admitted to various hospitals, according to the sources at the All India Institute of Medical Sciences (AIIMS) and Municipal Corporation of Delhi (MCD). The number is likely to increase due …

HONG KONG

Hong Kong is preparing to tackle the mosquito menace following a sharp rise in the number of dengue cases. Five cases were notified in 1996 and 10 in 1997, but by the end of July this year, eight had already been identified. In an attempt to prevent the disease from …

"We are fighting a losing battle"

On the status of vector borne diseases in India - whether these have been on the rise over the years: Using large ancounts of DDT has not helped in lowering the number of malaria cases caused by ILasmodium falciparum The number of malaria cases are about two million and have …

Epidemic resurfaces

MORE THAN 40 people have died of kala-azar and 120-odd people have been infected in Mahottari district of Nepal, close to the Indo-Nepal border, reports Jan Sarma for Panos Features. A shortage of insecticides has made it difficult to keep the virus at bay. In fact, in 1992-93, supplies were …

Malaria breakthrough promises better drugs

TWO BIOCHEMISTS at the Indian Institute of Science say chloroquine -- the primary drug used to combat malaria -- works against the malarial parasite, Plasmodium falciparum, by inhibiting protein synthesis. "This knowledge will help us understand how the parasite builds up resistance to the drug and it will also open …

Mapping mosquitoes

RESEARCHERS in New York have given a fillip to the fight against malaria by breaking into the genes of the parasite. The scientists report they have made test-tube clones of the 14 chromosomes, which contain the genes of the microbe that mosquitoes transmit to humans. They have also shown the …

People play key role in anti filaria project

COMMUNITY participation can work wonders when it comes to tackling diseases too recalcitrant to be curbed effectively by medical science alone. A fine example of this can be found in the Shertallai region in central Kerala, where the Pondicherry-based Vector Control Research Centre (VCRC) successfully involved the people in an …

New biopesticide conquers mosquito larvae

AN ENVIRONMENTALLY safe, biotechnological toxin that kills mosquito larvae has been produced by the Centre for Biotechnology (CBT) at Anna University in Tamil Nadu. Named Biocide-S because it is produced from the Bacillus sphaericus bacterium, the pesticide has been successfully field-tested in a yearlong project at Kochi in Kerala. The …

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