Make pesto according to directions below. Trim ends of green beans and break off tough ends of asparagus.
Preheat oven to 400. Place green beans in a microwave safe bowl with 1/2 cup water. Microwave on high for 1 minute. Drain. Season each salmon fillet with salt and pepper.
Make 4 foil sheets approximately 14 inches wide. Toss green beans and asparagus in 1 Tablespoon olive oil. Arrange 1/4 of the green beans and asparagus on each foil sheet. Top with salmon.
Spread each salmon filet with 1/4 the pesto. Toss tomatoes in remaining oil. Arrange 1/4 the tomatoes on each salmon filet. Drizzle with lemon juice.
Bring the sides of each foil sheet up and around the stacks to create a packet. Seal tightly. Place packets on a baking sheet. Bake at 400 20 min. Open one packet carefully and check fish for doneness. Bake up to 5 min longer or until fish flakes easily with fork.
Dairy-Free Pesto
Add basil to a food processor and puree.
Add pine nuts and process.
Add garlic, salt, and pepper. Process. With processor running, drizzle in olive oil.