Insects

Order of the National Green Tribunal regarding biological pollution by the Susri insects, 31/10/2022

Order of the National Green Tribunal in the matter of HC Singla Vs State of Punjab dated 31/10/2022. The matter is related to biological pollution by the Susri insect. This pollution is being caused due to decaying grains, due to negligence in storage arrangements of grains by Food Corporation of …

MEXICO

Mexican environmentalists have praised government audits on illegal logging in the protected reserves of migrating monarch butterflies. The Group of 100, the country's leading ecological advocacy group, said investigations by the environment ministry had found communities in the central state of Michoacan

Batting the pests out

Farmers have a largely unappreciated friend. It is the Bat. At the Annual Walnut Research Conference in Bodega Bay, California, USA, researchers said that bats help to keep the skies above farms free of insect pests. One example is the codling moth, which causes considerable harm to pear, apple and …

Bats as conservationists

the secret behind the preservation of centuries-old caves and painting seems to have been revealed. According to conservationists, silver fish, wasps and other insects that destroy rock paintings do not make caves their home once they smell the presence of their natural enemy

The black fever

The world is shrinking for Santosh Kumar Manjhi. Bedridden for the past few months, the boy looks much too young for his 13 years of age. His world is limited to his small room in village Capshar in district Saran of northern Bihar. His stomach is swollen, his body reduced …

Is the alarm justified?

According to data from the National Institute of Communicable Diseases ( nicd ), Delhi, and the government of Bihar, 54,650 cases were reported in Bihar in 1990 and 59,611 cases of kala-azar in 1991. However, the numbers were placed close to 250,000 by an expert team constituted by the government …

Spawning grounds

Ecological changes have contributed to the emergence of kala-azar in some areas. Dams and irrigation projects create ideal conditions for sandflies to breed. Between 1966 and 1976, 29 cases of kala-azar from five districts in south Gujarat adjoining Tapi, Mahi and Narmada rivers were admitted to the Baroda Medical College …

How did it get so bad?

The story began over a century ago. Between 1862 and 1872,

Sucking secrets

How do vampires suck blood? Well, the mythical nocturnal terrors may be using a protein that makes blood sucking easy. Chemists have uncovered the structure of a protein in the saliva of bloodsucking insects that helps them extract a bigger meal from their victims. The protein

Subterranean farmers

one of the most important chapters in the story of human development began 10,000 years ago, when human beings, through trial and error, discovered agriculture. A steady supply of food brought them security and stability, and soon our primitive forefathers abandoned their nomadic, chaotic life to settle down. Since then, …

New house? Will dance

US-based researchers have discovered how a swarm of honeybees functions as a single collective brain while choosing a new home. US biologists say scouting bees, after returning from their individual search operations, dance to indicate the location of the prospective site as well as its quality. Gradually, only a single …

A new Odyssey

the fruit fly Drosophila melanogaster ( D melanogaster ) is the mad scientist's ultimate dream. Toying around with some of its genes can lead to bizarre physiological changes. Mutations in these genes, called homeotic genes as homeosis means "replacement of one body part by another', can cause legs to grow …

Muscled out?

Locusts might become endangered following the recent approval of the world's first bioinsecticide against the insects. Named Green Muscle, the fungal pesticide spray, made by South Africa (SA)-based Biological Control Products has been cleared for sale in the country. The spray contains spores of Metarhizium anisopliae, a fungus that invades …

Lord of the fIies

IT IS simple. We age with time, grow old and finally die. Right? Wrong, say researchers. It is not so simple. Contrary to popular perception, ageing can vary from species to species. And latest research conducted on Mediterranean fruit flies (Ceratitis capitata) show that depending on the kind of nutrition …

Save the killers

THEY may be bad, but they are worth saving too. That is the message from a team of British biologists who say the millions of viruses, bacteria and fungi that kill or blight plant life across the planet should be conserved with the same urgency as other species. Though harmful …

Killer genes, green beards. . .

ONE peek at genetic behaviour and the microscopic world of cellular biology seems no less dramatic than the larger socio-political ethos of human societies. A team of two researchers has recently come up with some eye-opening findings following research on ants. The findings indicate that the interplay of cooperation and …

The roachmobile

AT FIRST glance, nothing seems wrong or extraordinary about the toy car that zips around Jeff Bloomquist's lab at University of Washington, USA. But when you look closer, you find the oddity: tied to a small bloom that juts like a bowsprit from the front of the car is a …

Chainsaw and beetles

The Asian longhorn beetle has been spotted in the northern areas of Chicago in the US. The state and the federal governments are planning to fell a substantial number of hardwood trees in order to contain the spread of the tree-devouring Chinese beetle. The beetle was found only once before …

Who will play Cupid?

The Broken Arrows The relationships between plants and pollinators took thousands of years to develop. Human intervention has destroyed them in a very short period. Pollinator decline is also affecting the harvest. Therefore, it is vital to conserve them, but research in this field is lacking in India THERE are …

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Dye death

A red dye normally used in lipsticks will kill fruit flies if they eat it and are then exposed to ultraviolet light. The Agricultural Research Service of the US department of agriculture has found a novel way to induce these flies to eat the dye, by mixing it with a …

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