An underwater environment is a environment of, and immersed in, liquid water in a natural or artificial feature (called a body of water), such as an ocean...

underwater diving environment, or just diving environment is the natural or artificial surroundings in which a dive is done. It is usually underwater...

The diving environment is the natural or artificial surroundings in which a dive is done. It is usually underwater, but professional diving is sometimes...

including microplastics, ocean acidification, nutrient pollution, toxins and underwater noise. Plastic pollution in the ocean is a type of marine pollution by...

structure and its fixtures, but not its surrounding marine environment. Most early underwater habitats lacked regenerative systems for air, water, food...

underwater environment. Oxygen arc cutting and arc welding underwater requires greater skill and stamina than working in a dry and stable environment...

underwater diving: Underwater diving – as a human activity, is the practice of descending below the water's surface to interact with the environment....

An underwater vehicle is any member of the class of watercraft that is intended to operate in the underwater environment, as opposed to surface vessels...

Underwater diving, as a human activity, is the practice of descending below the water's surface to interact with the environment. It is also often referred...

Underwater exploration is the exploration of any underwater environment, either by direct observation by the explorer, or by remote observation and measurement...

or dive as tourists at more distant venues known for desirable underwater environments. An economically significant diving tourism industry services recreational...

An underwater firearm is a firearm designed for use underwater. Underwater firearms or needleguns usually fire flechettes or spear-like bolts instead...

and hence a dry environment. It is predominantly referred to as "hyperbaric welding" when used in a dry environment, and "underwater welding" when in...

The science of underwater diving includes those concepts which are useful for understanding the underwater environment in which diving takes place, and...

Underwater archaeology is archaeology practiced underwater. As with all other branches of archaeology, it evolved from its roots in pre-history and in...

Underwater photography is the process of taking photographs while under water. It is usually done while scuba diving, but can be done while diving on surface...

Underwater art refers to artworks that are designed for or performed in an underwater environment. Underwater art often contributes to or is inspired...

significantly or partially underwater. They prominently feature maritime and underwater environments or other underwater aspects from the nautical fiction...

inhospitality of the underwater environment in general, as well as the inaccessibility of the abyssal zone for most human-made underwater vehicles, have hindered...

underwater football, underwater hockey, underwater ice hockey, underwater orienteering, underwater photography, underwater rugby, underwater target shooting...

which uses a Gaussian filter to smooth out phase shifts. Since the underwater environment is highly scattered, it can cause multipath propagation and signal...

Underwater construction is industrial construction in an underwater environment. It is a part of the marine construction industry. It can involve the...

world's first underwater sculpture park was open for public viewing. Taylor's aim was to engage local people with the underwater environment that surrounds...

also be used underwater to allow passage between the air environment in a pressure vessel, such as a submarine, and the water environment outside. In such...

perform EVAs in the underwater environment. A technique known as saturation diving allows the aquanauts to live and work underwater for days or weeks at...

or isolated by a pressure resistant suit, to interact with the underwater environment for pleasure, competitive sport, or as a means to reach a work site...

The use of this equipment allows the snorkeler to observe the underwater environment for extended periods with relatively little effort, and to breathe...

using the equipment and dealing with the general hazards of the underwater environment, and emergency procedures for self-help and assistance of a similarly...

being in environments where oxygen is not readily accessible: such as underwater, in a low oxygen atmosphere, or in a vacuum; environments where sufficiently...

Underwater hockey (UWH), also known as Octopush in the United Kingdom, is a globally played limited-contact sport in which two teams compete to manoeuvre...