Their abundance increases temporarily with the clearing of forest or creation of gaps.

After several years with continuous moist weather conditions abundance can seriously increase.

The abundance of all those species increases toward the south and indicates high sea productivity that accounts for the large fish production in the sea.

The abundances of the noble gases in the universe decrease as their atomic numbers increase.

We reasoned that the abundance of these transcripts may increase their representation in data banks when compared to less abundant transcripts.

Hoyle's work explained how the abundances of the elements increased with time as the galaxy aged.

Today, there is unequivocal scientific evidence that the abundance of these gases is increasing in the atmosphere.

A study conducted in Sheffield, England, found that the abundance of garden birds increased with levels of bird feeding.

Fire suppression efforts decrease the abundance of the shrub and frequent burns increase it.

As a result of their ejection from supernovae, their abundances increase within the interstellar medium.