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Carbon credit — thrust for cleaner technologies
Trading carbon credits between developing and developed nations will soon become a reality. Companies in India will gain monetarily and be able to put up projects that are eco-friendly.
Depression, anxiety and stress
I REMEMBER a big fuss as a young boy when the woman who lived up the road was taken away in an ambulance. ``Where are they taking her, Mummy?'' ``Hospital.'' ``Why?'' ``Nervous breakdown.'' ``What's that?'' No response. ``Mummy, what's a nervous ...
Minerals are key to quakes deep in earth
IN EARTH'S tightly squeezed middle layers where pressure is far too great to allow any shifting of the rock, specifically, how do earthquakes happen? A team of geologists can give you a wealth of information about earthquakes in the `Middle ...
Executable and extended Internets
X INTERNET stands for two new `waves of innovation' that will soon supplant today's Internet experience. One of these waves is the `executable Internet', which refers to a new level of interactivity online involving web sites that function more ...
Nanogold does not glitter
IF GOLD is created in small enough chunks, it turns red, blue, yellow and other colours, says Chris Kiely, who directs the new Nanocharacterisation Laboratory in Lehigh's Centre for Advanced Materials and Nanotechnology. The shrinking frontiers ...
DNA computer diagnoses disease, dispenses drug
Made of DNA, the biological computer senses changes in its environment and responds by releasing biological molecules.
Speaking Of Science

How tall can a tree grow?
WE ARE invariably fascinated, indeed awed, by massive animals and plants — Dinosaurs, bisons, mammoths, elephants, the grand banyan trees of Calcutta and Madras, the sharks and whales of the oceans. Why, even the Sumo wrestlers of Japan ...

Agriculture

Managing red hairy caterpillar in groundnut
RED HAIRY caterpillar (Amsacta albistriga) causes heavy yield loss in groundnut. Young caterpillars appear in large number during monsoon (June to December) and feed gregariously on the leaves and cause severe scrapping. Matured ...
Medicinal sweet flag
SWEET FLAG (Acorus calamus) is a native of Asia and North America, is known as Vacha in Sanskrit and Vasampu in Tamil. The plant is an aromatic, semi-aquatic herb with a long creeping underground rhizome producing erect, ...
Eco-friendly technologies to boost cane yield
HIGH YIELDS can be realized from sugarcane by following appropriate organic farming technologies, and the farm income could be enhanced by making jaggery from the organically grown sugarcane, according to a farmer-scientist, Mr. V. Antonysamy of ...
FARM QUERIES
Mixed farming
QUESTION: Where can I get complete details on mixed farming involving horticulture and animal husbandry? J. David Rajasekharan, Chennai ANSWER: You may contact Mr P. Gomathinayagam, Vivasaya Seva Centre, Puliangudi 627 855, phone ...
FARM QUERIES
Tapioca cultivation
ANSWER:You may contact the Director, Central Tuber Crops Research Institute, Thiruvananthapuram 695017 mail- director@ctcri.ren.nic.in for details. Readers are invited to send their ...
FARM QUERIES
Tamil name
ANSWER: Aloe vera is called Sothu kathazai or Kumari in Tamil. Readers are invited to send their queries with full postal address to `Farm Queries', The Hindu, Kasturi Buildings, 859/860, Anna Salai,Chennai 600002 ...

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