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Ballast water discharge typically contains a variety of biological materials, including plants, animals, viruses, and bacteria. These materials often include non-native, nuisance, and exotic species that can cause extensive ecological and economic damage to aquatic ecosystems, along with serious human health issues including death.
Ballast water discharges are believed to be the leading source of invasive species in U.S. marine waters, thus posing public health and environmental risks, as well as significant economic cost to industries such as water and power utilities, commercial and recreational fisheries, agriculture, and tourism. [1]
Timescales are very important when considering regrowth. For instance, if ballast water is treated at intake and held in ballast tanks for over a week before discharge, then the organisms surviving the treatment could have enough time to increase in numbers and potentially exceed discharge standards before the end of the voyage.
The International Convention for the Control and Management of Ships' Ballast Water and Sediments (Ballast Water Management Convention or BWM Convention) is a 2004 international maritime treaty which requires signatory flag states to ensure that ships flagged by them comply with standards and procedures for the management and control of ships' ballast water and sediments. [2]
The purpose of ballast water is to provide transverse stability, improve propulsion and maneuverability, and to compensate for weight loss due to fuel and water consumption. Approximately 10 billion tons of ballast water is transported each year, accounting for 90% of our world trade. [ 2 ]
Florida’s Senate on Tuesday approved a bill that would ban cities and counties from adopting requirements for mandatory water breaks and other workplace protections against extreme heat.
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Workplace wellness, also known as corporate wellbeing outside the United States, is a broad term used to describe activities, programs, and/or organizational policies designed to support healthy behavior in the workplace. This often involves health education, medical screenings, weight management programs, and onsite fitness programs or ...