These are resources, not necessarily recommendations (though for some tools I've written a glowing review). Some are free and others are free to try then require purchase. Please check them out and decide for yourself if they will work in your classroom.
Cloud to Classroom - using technology for environmental change
Ecolearn: EcoLearn is an educational research group at the Harvard Graduate School of Education that explores the use of advanced immersive technologies to support learning about the complex causal dynamics of ecosystems.
Teaching Genetics with Dragons: From the Concord Consortium, “In all our dragon genetics games, students level up as they select alleles to control phenotypes, make predictions from genotypes, use meiosis to create gametes, and study inheritance by breeding baby drakes (the model species for dragons).”
Heartbeat of the Earth - A series of online artworks interpreting climate data.
Discovery Education - Um. just check it out - there is too much awesome stuff for science and social studies to list in a one-line description
Podcast response pages and this list or this list of podcasts
Coding and Natural Selection - Information with 5 challenges