Engineers at Fuji Heavy Industries (FHI), a large manufacturing company, have come up with a turbine that they think can withstand the sort of battering that brought down those on Miyakojima, and also turn the irregular mountain winds to advantage.
The rim consists of a ring of irregular mountain blocks approaching 3 km (2 miles) in height, the highest mountains yet seen on Mercury, bounded on the interior by a relatively steep slope, or escarpment.
Viewed from above, the entire landscape seems to be an irregular sea of mountain ranges, trending in a north-south direction.
The amplitude of dengue epidemics at the province level in Perú is highly irregular across jungle, mountain and coastal regions (Additional file 2, Figures S1, S2 and S3).
An irregular chain of mountains, hills, and plateaus known as the Cameroon range extends from Mount Cameroon on the coast Cameroon's highest point at 4095 m —almost to Lake Chad at Cameroon's northern border at 13°05'N.
The island is irregular in shape and has a rugged mountain backbone, which reaches its maximum height at Mount Lobi (4,426 feet [1,349 metres]) in the centre.
The northern part of the Duars, immediately bordering the mountains, consists of a rugged, irregular, and sloping surface.
Several dozen century-old structures exist in the township, including the Neshanic Reformed Church, built in 1759 on Amwell Road from irregular fieldstones cut out of the local mountains, and a home on River Road that belonged to Diamond Jim Brady in 1903.
Volcanic Mount Nantai, which rises to an elevation of 8,150 feet (2,484 metres), towers above the lake's northern shore; lower mountains surround most of the irregular 13-mile (21-km) shoreline.
Natural objects, such as mountains, clouds, and trees have irregular or fragmented features with self-similarity.
Large river-valley plains have developed between the western mountains; they merge along the narrow, irregular coastal plain on the west coast.
