GreenLight SPAC Presentation Deck

Conventional Pesticides GreenLight dsRNA Price and performance of first-ever foliar RNA product highly competitive with other premium solutions GreenLight product pipeline will address farmer, consumer, and environmental concerns Product Safety Specialist PPE often required for farmers GreenLight! Application submitted for standard handling equipment Effectiveness and use rate The active ingredients in many conventional pesticides for Colorado Potato Beetle-and many for other pests-have a use rate 50x that of GreenLight and face increasing resistance by pests. Effective control at extremely low active ingredient use rate for our first product, Colorado Potato Beetle, at just 4 g/acre. Roughly equivalent to a spoonful of sugar spread on football field. Investor Presentation | © 2021 GreenLight Biosciences. All rights reserved. GreenLight confidential. Toxicity and residue Environmental residue from chemical pesticides may endure for decades. e.g., Environmental DDT still easily detected 50 years being banned by EPA. Proven safe for nontarget insects, mammals at use rates 100x higher than our recommended rate. Degrades in water and soil within 3 days to benign, natural nucleotides. Biodiversity and pollinators Biodiversity concerns prompting governments bans on many widely used conventional pesticides. EPA banned 12 pesticides as toxic to beneficials and pollinators. EU has banned all outdoor uses of the 3 largest Group 4b neonicotinoids. No toxicity in normal use to honeybees, butterflies, beneficials, or other non-target organisms. PLANT HEALTH 16

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