Nigel Gardner

ib ecology environmental systems and society environmental systems international baccalaureate environment #ess #ib #environment #ibdp systems environmental ecosystems #ecology #education #science #nature ess #ibdp #education #ecology biology environmental science environmental systems and societies diploma cells topic 2 biodiversity sustainability population soil #professionaldevelopment #species #niche #competition #species #population #environmental value syetems non-renewable energy svalbard conservation and biodiversity ecosystem sciences soils #worldview #perspectives #assessment #energyflow #productivity #education #ecology #ess #succession #environmentalscience #ib #environment #survey #sampling #educators #pd #ibdp #ib #atl #skills #backwardsbydesign #photosynthesis #respiration #diplomaprogramme #evs #valuesystems #ess #ib #environment # succession #ibdp #ess #ib #environment # soils diploma programme afl assessment atl ibooks itunesu eukaryotic prokaryotes cell theory topic 3 renewable energy global warming natural capital resources r and k strategy r and k 26 populations food web foodchains food chains food chain foodwebs poverty soil degradation population growth sahel desertification soil erosion arctic tundra energy flow species diversity genetic diversity habitat diversity species simpsons simpsons index environmental impact assessment eia fishery stocks sustainable yield overfishing international bac sea monkeys brine shrimps pollution feedback international bacalaurette coal conservation mongolia gobi bear fertilisers n-p-k nitrogen eutrophication phosphates evolution svalbard reindeer sub species isolation slash and burn food resources intensive farming succession water resources aral sea environmnetal science k r respiration photosynthesis human competition atmosphere