Overall, environmental science is the field of science that studies the interactions of the physical, chemical, and biological components of the environment and also the relationships and effects of these components with the organisms in the environment.
1 Add onions to glass jars or a bowl. 2  Toast cinnamon, cloves and the red pepper flakes in a small saucepan over medium heat until fragrant, 3 to 5 minutes. 3  Whisk in vinegar, lime juice, a 1/4 cup of the sugar and salt. 4  Bring to a simmer and cook until sugar and salt have dissolved, 1 to 2 minutes.
1 Cut the top of the onion; place it cut-side down, and, using a sharp knife, make 1/2-inch cuts in a circular motion to create petals.. 2  Flip the onion over and, using your hands, begin coaxing apart its layers. 3  In a large bowl, combine flour, cayenne, paprika, oregano, salt, garlic powder, and black pepper.et aside. In the deep-fryer or Dutch oven, add the onion cut-side down in the oil for 2-3 minutes, then carefully flip the onion and allow it to fry for an additional 2-3 minutes or until the batter is golden brown. Move it to a plate covered in paper towels to drain off excess oil and season with a little salt.