Policy and practice around protected areas are poorly aligned with the basic purpose of
protection, which is to make a difference. The difference made by protected areas is their …

Composite indicators (CIs) are increasingly used to measure and track environmental
systems. However, they have faced criticism for not accounting for uncertainties and their …

Species richness has dominated our view of global biodiversity patterns for centuries,. The
dominance of this paradigm is reflected in the focus by ecologists and conservation …

There is little appreciation of the level of extinction risk faced by one‐sixth of the over 65,000
species assessed by the International Union for Conservation of Nature. Determining the …

Efforts to conserve biodiversity comprise a patchwork of international goals, national-level
plans, and local interventions that, overall, are failing. We discuss the potential utility of …

As threats to species continue to increase, precise and unbiased measures of the impact
these pressures are having on global biodiversity are urgently needed. Some existing …

We present a method for estimating broad trends in ecosystem area based on incomplete
and heterogeneous data, developing a proof-of-concept for the first indicator of change in …

Summary The Sustainable Development Goals (SDGs) were designed to address
interactions between the economy, society, and the biosphere. However, indicators used for …

Both the number and the extent of protected areas have grown considerably in recent years,
but evaluations of their effectiveness remain partial and are hard to compare across cases …

Biodiversity continues to decline in the face of increasing anthropogenic pressures such as
habitat destruction, exploitation, pollution and introduction of alien species. Existing global …