Jeremy Berkoff is a development economist with more than forty years experience in consultancy, government and international agencies. His specialities are water resources and agriculture. For eighteen years he worked for the World Bank. Since 1994, he has been an independent…
Certificates of Technical Excellence. TVNI provides two types of certificates that recognize individual or company expertise in various applications of the Vetiver System. Details about this certification, lists of those certified, and an application form are at a completely revamped…
On March 1, 2022 TVNI hosted a webinar (#5): Vetiver Grass for the Control of Stem Borer of Rice in China. The Guest speaker, Dr. Zhongxian Lu, professor and head of crop insect pest management at the Institute of Plant…
The most recent (February 2022) devasting landslides in and around the City of Petropolis (located in Brazil’s state of Rio de Janeiro), are not new to the region, but the frequency and severity appears to be increasing due to…
For those who understand and have witnessed the significant benefits and impact of Vetiver System (VS) applications, are often perplexed that the technology is still unknown by many potential users despite global promotion efforts. Degradation of soil and water is…
When not stabilized and protected, fly ash dumps, associated with coal fired power generation plants, are serious health hazards due to heavy metals (Zn, Pb, Cu, Ni, Cd, and As) in the fly ash dust and associated dumpsite leachates. These…
MAP YOUR VETIVER LOCATION COMPETION. This competition closed on March 31. The leaders Vetiver TT (Trinidad and Tobago), Tho Ngo (Vietnam), and Vetiver GT. Ingeneria-Viva- (Guatemala) are listed in the attached image from the iNaturalist site. We audited the first…
This new book by Dr. Paul Truong provides a wealth of information on the function and unique role of the roots of vetiver grass that allow for a wide range of environmental mitigation. Paul Truong, TVNI’s Technical Director, has…
The tropical island watershed conservation “Ridge to Reef” concept is a popular strategy for reducing soil erosion and sediment/pollutant movement from the upper watersheds to populated coastal areas and in-shore waters. Ridge to Reef programs could be accelerated and be…
Dr Umesh Lavania of the Department of Botany at the University of Lucknow, India, and a longtime friend and member of the Vetiver Network International, has, with his team, identified and tested a new sterile vetiver clone named CIMAP-FORAGIKA. The clone…