"environmental obstructions" is a correct and usable phrase in written English.
It can be used to describe any physical or natural barriers that hinder or impede progress or movement in an environment. Example: "The construction of the new highway was delayed due to environmental obstructions, such as protected wetlands and steep terrain."
Alternatives such as light beams or sonic signals are used in a few cases, but environmental factors (e.g., atmospheric obstructions) and local masking noises make them impractical for most applications.
In sum, we have argued folk knowledge holders in the Maasai Mara possess and continue to collect environmental knowledge yet through various obstructions often struggle to translate this information into practice.
OSAKA, Japan -- Japan may cut short this year's annual whale hunt in the Antarctic Ocean after obstruction by an environmental group has largely prevented its ships from killing whales, Japanese newspapers reported Friday.
TOKYO — Japan will cut short this year's annual whale hunt in the Antarctic Ocean after obstruction by an environmental group largely prevented its ships from killing whales, the government said Friday.
In children without parental atopy, there was little effect of exposure to environmental tobacco smoke on bronchial obstruction (1.29; 95% CI, 0.88-1.89) asthmathma (0.84; 95% CI, 0.53-1.34).
Asthma is characterized by airway inflammation, enhanced airway responsiveness to a variety of environmental stimuli, and reversible airway obstruction and is associated with significant medical and social morbidity [ 10, 11].
Under the category of risks, the chapter considers fire and explosion, extreme environmental condition, human element, traffic and obstructions, and operational hazards.
To analyse the stress impact of obstruction markings, we used environmental and stress psychology methodologies.
Upper airway obstruction has been described as a possible environmental cause of malocclusion and disharmonious dento-facial development observed in growing subjects [30 32].
Such obstruction constitutes a "subtle means of intimidation," the environmental law center argued in a 128-page report called Muzzling Civil Servants: A Threat to Democracy?
