Question

what is the meaning of the word in bold? for three years in a row, swarms of locusts have descended on madagascar, ravaging corn and rice crops in a country where survival depends on subsistence farming. ergo, finding a way to stop the swarms is a top priority. therefore nevertheless however arguably

Explanation:

"Ergo" is a Latin - derived word commonly used in English to mean "therefore", indicating a conclusion or result based on the previous statement.

Answer:

therefore