Complex sentence: NILU was founded in 2000 and the institute conducts environmental research with emphasis on the sources of airborne pollution, atmospheric transport, transformation and deposition and is also involved in the assessment of the effects of pollution on ecosystems, human health and materials.
Split into simpler sentences: NILU was founded in 2000 and the institute conducts environmental research with emphasis on the sources of air pollution and on air pollution dispersion, transport, transformation and deposition. It is also involved in the assessment of the effects of pollution on ecosystems, human health and materials.