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2019

Evaluation of Magnetic Field Strength Values Induced by Power Lines in Kingston, Jamaica

In power grids, electricity is transmitted from power plants to substations, residential, and commercial facilities over power lines, which mainly run above ground. The electrical current that passes through power lines induces magnetic fields, which can then induce currents in nearby conductors. As the human body is a conductor of electricity, induced currents can excite human tissues. This may result in increased temperature, cancers, childhood leukemia, and nervous system disturbances, especially with prolonged exposure.

Evaluating Discovery Bay Water Quality to Improve Capacity for Environmental Management

The Discovery Bay Special Fishery Conservation Area (Figure 1) is demonstrating anincrease in the abundance of fishes. Its environs however,remain smothered by macroalgae which are presumed to be due to eutrophication and relatively low herbivory rates. Both shoreline sources and up-wellings bring pollutants into the Bay.

Red mud doped lead-free radiation shielding glasses

Abstract:

Glasses in the range 50Bi2O3-30B2O3-(20-x)BaO-xRedmud, x = 0.1 to 0.5 wt.%, were synthesized and characterized for use as low melting point radiation shield glass solder using a combination of spectroscopic, thermal analysis and MCNP(X) simulation. The MCNP(X) simulation was used to determine the Gamma-ray half value layer (HVL) for several photon energies.

Pollination Ecology of Pimenta dioica (L.) (Merr.)

Introduction

Pimento (Pimenta dioica) is an economically valuable tree yielding ‘allspice’, leaf and berry essential oils, an indispensable part of Caribbean and global cuisines. Under threat locally, this study of its floral biology identifies and confirms functional dioecy –male and female flowers borne on separate individual trees (which appear isophenotypical).

Methodology

An Investigation Into the Use of Nanoparticles Against the Yam Anthracnose Disease

Yam anthracnose disease is threatening the survival of the Sweet yam (Dioscorea alata) crop in Jamaica. The common control strategy for this disease in Jamaica involves the use of a fungicide called Topsin.

Phenylalanine Ammonia Lyase Activity, Antioxidant Properties and Cytotoxicity Assay of Cissus sicyoides Berries

The leaves of Cissus sicyoides have been utilized in traditional medicine. The berries however are underutilized and do not appear to be widely consumed. This study was undertaken to evaluate the antioxidant properties of C. sicyoides berries.

Biochemical properties of tree ripened and post harvest ripened Mangifera indica (cv. East Indian)

Mangifera indica (cv. East Indian) is a premium mango in the Tropics attracting high market value. The fruits are normally harvested prior to attaining full maturity and allowed to ripen post harvest. This study was undertaken to evaluate the biochemical properties of tree ripened versus post harvest ripened mangoes.

The Caribbean Disaster Management Knowledge Broker(CDMK): How do we know what we know about CDM in the Caribbean?

Problem:

The need to share knowledge and for the collaborative technologies to do so is particularly important toSmall Island Developing States (SIDS) that are exposed to similar environmental and economic threats that can hinder their development. One of the major barriers to knowledge sharing and collaboration is that the knowledge resides in disparate sources. How do we know what sources are available and can these be made accessible to all?

National Food Safety Awareness Survey

Rapid technological changes and globalization have transformed food production patterns and increased the movement of food and individuals across borders resulting in increased concern and attention to food safety issues. Food safety is defined as the “state of acceptable and tolerable risks of illness, disease, and injury from the consumption of foods” Knechtges, 2012, p. 36).

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