The experiment showed that noxious aquatic weeds like water hyacinth, water lettuce and cattail could be managed beneficially by converting easily in to good quality vermicompost within 2 to 3 month using Perionyx excavates earthworms. These composts recorded 0.71-1.36% total nitrogen, 0.38-0.75% total phosphorus and 0.86-1.44% total potassium, indicating its good quality as organic fertilizer.

Timely and accurate information about various habitats of a wetland ecosystem is necessary for the assessment, monitoring and management of a wetland. In this article, the state-of-the-art Polarimetric Synthetic Aperture Radar (PolSAR) data have been analysed to characterize various components of a wetland ecosystem.

Hrusikesh Mohanty / Berhampur July 1, 2009, 0:41 IST

For the first time in Orissa, seaweed cultivation has started on an experimental basis. Red algae, a seaweed and a potential source of the phycocolloid agar, has been cultivated in Langaleswar village near Khallikote, off Ganjam coast with the involvement of members of the women self help groups (SHG).

The present communication deals with the morpho-taxonomic enumeration of 28 species of Comarium from Mani Pokhar Pond of Jashpur District in Chhattisgarh. All these species have been recorded for the first time from this part of the state.

K. Lakshmi

It is also being used to store water from Veeranam tank

Seeking Attention: Most parts of the Porur lake have turned green due to the growth of aquatic weeds.

CHENNAI: The Porur Lake, which is used as a storage point for city water supply, presents a pathetic picture with aquatic weeds covering a major portion of the lake bed.

The country's only scientifically designed "Botanic Garden" at University of Karachi is likely to dry up due to acute shortage of water. The botanic garden where more than 3,000 species of plants, collected from all over the world, are kept in controlled environment according to the habitat they belong to.

JOWAI: With a view to protect aquatic life in the Myntang river within the area of Mooshrot village and its surroundings in Jaintia Hills, the District Magistrate, Sanjay Goyal has under section 144 CrPC prohibited the undertaking of any kind of activities which may endanger aquatic life by way of poisoning and on the pretext of certain festivals.

A few years ago, we published an article written by Rezaul Haq, Tapan Kumar and Pritam Ghosh, called

Diversity is being lost rapidly both in nature and culture,
including agriculture. But, all is not lost yet. Realising the benefits and also as a reliable option in fragile ecosystems, communities are still nurturing diversity. This article highlights issues, available and potential options as well as barriers.