1 Subjects: “...national parks...”

2 Subjects: “...,Purchasing power,History of Data,National Library of Israel,16thcentury,Bottom-up research,Hebrew incunabula...”

3 Subjects: “...National Congregations Study...”

4 Subjects: “...national ambient air quality standards...”

5 Subjects: “...national standard...”

6 Subjects: “...cross-national study...”

7 “...) urged nations to establish resilient occupational safety and health (OSH) systems to address future...”

8 “... Technology); and offering a platform to present the results of their research to a national audience...”

9 “... countries have joined in multi-national initiatives to measure, monitor and mitigate environmental impacts...”