Complex sentence: IUCN has a comprehensive range of authoritative publications, reports, guidelines and databases for conservation and sustainable development, publishes or co-authors more than 150 books and major assessments every year, along with hundreds of other reports, documents and guidelines.
Split into simpler sentences: IUCN has a comprehensive range of publications, reports, guidelines and databases for conservation and sustainable development. It publishes or co-authors more than 150 books and major assessments every year, along with hundreds of reports, documents and guidelines.