ageing index data

health causes_death vizualisation

african problems quartz gender health technologies

economist migration Europe asylum_seekers consequences core

hawaii ocean thermal energy resources renewables core

electricity problems growth african quartz core energy Sub_saharan graph

interactive new york map crime urban internal_dispartities

peak_oil energy oil

obesity europe health life_expectancy

climate change arctic quartz consequences

quartz core education Sub_saharan enrollment

bbc urban Shangai london Mumbai Jacarta urban_problem city Environment

china pollution Environment core

the guardian climate_change volcanos consequences

IB demographic population UN development core video

malawi the guardian school education MDG

maldives trash_island problems migrant_workers

UK wind energy

belize statistics ecotourism

india economist air_pollution