Environmental protection along with agriculture in arid and semiarid regions became new focus areas.

Alfalfa is also grown commercially for seed in arid or semiarid regions.

In the semiarid regions of little rainfall, shortgrasses, less than a foot and a half tall, had evolved.

The subtext for all this is deciding what, exactly, makes sense for semiarid regions.

Covering 12, 860 sq km, it sits at the transitional zone between the tropical and semiarid regions.

Most Phoenix species originate in semiarid regions but usually occur near high groundwater levels, rivers or springs.

It inhabits open country, especially in arid and semiarid regions.

This semiarid region lies astride the summer and winter rainfall regimes.

The sanctuary was once a vast semiarid region, filling with water during the monsoon season but drying up afterwards.

The species is widely distributed in arid to semiarid regions of southern and western Australia.