Various populations of rare fern exist, although the impact of 19th century collectors threatened the existence of several species.
The action threatens the jobs of 1,000 fishermen and 3,000 processing workers and jeopardizes the very existence of several coastal villages.
The findings follow recent high-profile data breaches and the release of the NSA files, which uncovered the existence of several global surveillance programmes.
The existence of several other parties claiming the MDC name, most notably the one led by Welshman Ncube, attests to this.
Weismann's theory postulated the existence of several levels of hypothetical units.
The second change is the existence of several well-funded, non-party groups for Lisbon.
Cuneo and Shafer-Landau argue for the existence of several substantive-seeming conceptual truths about morality.
Structural analyses revealed that the complexes are stabilized with the existence of several noncovalent interactions.
The existence of several controllers is taken into account by introducing structural constraints in the design.
The calculated potential energy surfaces revealed the existence of several low-energy domains.
The dielectric relaxation measurements demonstrated the existence of several secondary relaxations.
