Coleoptera, Hymenoptera, Diptera, and Lepidoptera are all insect orders with pollinators. Do you have a better appreciation for beetles or flies after attending the presentation? https://drive.google.com/file/d/1uAmJrufSb9SDnfV5rSCfPf3gx3Gf-Fue/view?usp=sharing Recommended references : Caterpillars in the Field and Garden by Allen, Brock & Glassberg Common Insects of Texas by Abbott & Abbott Bees, Wasps, and Ants (the Indispensable Role of Hymenoptera in Gardens) by Grissell The Bees in Your Backyard by Wilson & Carril Wasps (a Guide for Eastern North America) by Heather Holm Please note: All information presented is not reflected in the PDF because I really dislike it when the speaker (in this case, me) simply reads the slides.
If you're particularly interested in rainwater harvesting, see these posts: "900 and Counting" on 4/28/08, "First Crop" on 4/10/08, "Ongoing Saga of the Rain Tank" on 3/2/08, and "The Debate" on 2/7/08. Vermiculture was covered 8/12/08. Pond construction was covered in "The Heart of Our Garden" on January 22, 2008.