Matthew 24:7
For nations will wage war against one another, and kingdoms will attack one another. And famines and earthquakes will occur at various places [in the world].
Acts 11:28
One of them, a man named Agabus, stood up and indicated by [the direction of] the Holy Spirit that there was going to be a severe worldwide famine, which [actually] took place during the time that Claudius ruled.
Luke 21:11
And great earthquakes will happen, and at various places there will be famines and disease epidemics. And there will be fearful events and great [supernatural] signs from heaven.
Luke 21:25-26
"Then [Note: This event answers to the "immediately" of Matt. 24:29, and suggests the next major event on God's calendar] there will be [supernatural] signs [evident] in the sun and moon and stars. And on earth [there will be] distress among nations; they will be perplexed by the roaring of the ocean's churning waves. [Note: Probably this is figurative language for highly agitated conditions on earth].
Acts 2:19
And I will display miracles in the sky above and [supernatural] signs on the earth below [consisting of] blood, fire and smoky vapor.
Hebrews 12:27
Now the words, "once more" indicate the removing of what can be shaken --- that is, the created universe --- so that those things which cannot be shaken will remain. [Note: These "things" have been variously interpreted to be eternal truth, the heavenly kingdom, the new heavens and earth, etc.].
Revelation 6:8
So, I looked and before me [stood] a pale green horse, and the name of the man riding on it was "Death," and the unseen place of departed spirits followed along behind him. And they were [both] given authority over one fourth of the earth, to kill people with swords, with famine, with terrible judgments and by wild animals of the earth.
Revelation 6:12
Then I looked as the Lamb broke open the sixth seal, and there [I saw] a great earthquake; the sun turned as black as sackcloth made out of [goat] hair, and the entire moon turned [as red] as blood.