This guide has a number of specific resources for the topic of the Bible and the environment. The Earth Bible series is an important resources for your ecological exegesis paper.
Free website with multiple Bible translations in English and other languages. Includes the KJV, NIV, NRSV, Common English, the Message, J. B. Phillips, and the Amplified Bible.
Use the BlueLetterBible to find Strong's numbers for words in the King James Version of the Bible. Link from the Strong's number to a definition of the Hebrew or Greek word.