Related by context. Frequent words. (Click for all words.) 53 unaddressed 50 largely unmonitored 49 poorly understood 49 Antibiotic resistance 49 unresolved 47 intractable 46 endemic 45 persistent 45 noncommunicable diseases 45 pervasive 45 ecological degradation 44 habitat degradation 43 multifactorial 43 overfishing pollution 43 undiscussed 43 Racial disparities 42 unabated 42 unchecked 42 Rapid urbanization 42 unmanaged 42 gender inequalities 41 environmental degradation 41 societal 41 undertreated 41 inextricably connected 41 overhunting 41 persist 41 fundamental 41 unacknowledged 41 Maternal mortality 41 Poverty alleviation 41 Soil erosion 40 vexing 40 Overpopulation 40 unequal societies 40 gender inequality 40 irresolvable 40 exacerbated 40 prevalent 40 intrinsically linked 40 deeply rooted 40 undernutrition 40 Iron deficiency 39 deleterious consequences 39 widespread 39 landlessness 39 solvable 39 plaguing 39 persists 39 thorniest 39 overharvesting 39 closely intertwined 39 underdevelopment 39 fragilities 39 structural imbalances 39 sporadic bouts 39 largely unaffected 39 persisted 39 inextricably entwined 39 uncontrolled 39 exacerbating 38 Decliners outnumbered advancing 38 inextricable link between 38 Downside risks 38 overexploitation 38 Gregg Keizer covers 38 overpopulation 38 macroeconomic imbalances 38 insoluble 38 instability 38 persisting 38 urbanization 38 Gender equality 38 marginalization 38 mortality morbidity 38 Overfishing 38 Overcapacity 38 multi factorial 38 Mental disorders 38 unsolvable 38 intricately linked 38 habitat fragmentation 38 geopolitical instability 37 undisturbed 37 bedeviling 37 gender inequity 37 pressing 37 understudied 37 transboundary 37 Voicing concern 37 unexamined 37 bedeviled 37 festering 37 insecurity 37 underdiagnosed 37 hotly debated topic 37 seemingly intractable 37 fragile 37 mutually reinforcing 37 resolvable 37 trans boundary