The latest sea-surface height measurements reveal unusually cool water (shown as blue and purple) and sea levels that are two to seven inches below normal, extending from the Gulf of Alaska along the coast of North America.

CNN: satellite image

Mean sea level: average height of the sea surface over a 19-year period.

UNESCO: L O S S A R Y

The antibody was then carefully drawn across the surface at a height that allowed it to recognise and bind to any antigens in its path.

ECONOMIST: Microscopy

The average global cloud height is linked to the average global temperature generally, the higher the average cloud height, the higher the average surface temperature, and vice versa.

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This Ocean forecasting system could generate crucial forecast information, such as ocean circulation, sea surface temperature, wave height, to serve the needs of a variety of human activities related to marine hazards mitigation, oil and gas exploration, fisheries, navigation, marine parks management and coastal recreational activities.

UNESCO: All Events | United Nations Educational, Scientific and Cultural Organization

The tallest surface is more ergonomical than average-height countertops, allowing people to prepare food without having to bend over the work space.

CNN: Don't let disabilities or age rob you of a stylish home

The poles are about nose height to give the skier more contact time with the snow surface and more power.

WSJ: For Skiers Looking for More Cardio: Skating on Snow