They should concentrate on rejuvenating the existing vegetation, like grass and shrubs.

他们应该侧重于修整现有的绿化植被，比如草和灌木。

youdao

There are no trees or shrubs in the valley, which is covered with a kind of coarse grass.

山谷上没有树和灌木丛，覆盖着一种粗糙的草。

youdao

Grass, shrubs, the fish in the ponds they've all been selected.

像小草，灌木，池塘里的鱼一这些都是经过选择的。

youdao

The softening of the soil and the consequent release of nutrients is likely to encourage the growth of shrubs on land that is now dominated by grass, moss and lichens.

ECONOMIST: Global warming and the permafrost

"Try some thickety shrubs and you could even leave an area of longer grass which will provide insects".

BBC: NEWS | UK | How your garden can be a haven for birds