The phrase "and attempt to avert" is correct and usable in written English.
It can be used when discussing efforts to prevent or avoid a particular situation or outcome.
Example: "The organization implemented new policies and attempted to avert any potential crises that could arise."
Alternatives: "and try to prevent" or "and seek to avoid".
During the past decade, peace activism focused on the immediate problems to be resolved between Israel and the Palestinian Authority -- resolving yesterday's crisis and attempting to avert tomorrow's crisis.
In this episode, Scully takes time off to deal with the early stages of her pregnancy, and Doggett and Walter Skinner attempt to avert the mysterious murder spree of a religious cult leader who kills his victims in their sleep.
United Airlines is scheduled to resume talks Monday with the machinists union on a contract for baggage handlers, customer-service agents and reservations workers in an attempt to avert a strike.
Meanwhile, Indonesian officials continued planning for the execution of Chan and Sukumaran: In a final attempt to avert the death penalty, on 9 February 2015 the lawyers for Chan and Sukumaran launched a rare challenge against the Indonesian president's refusal to grant them pardons; which was dismissed by the Indonesian government a day later.
German Foreign Minister Frank-Walter Steinmeier visited the Ukrainian and Russian capitals this week in what he said was a last-ditch attempt to avert all-out war between Ukrainian government forces and the Russia-backed separatists.
However, the latter was elected as a representative in the Italian parliament and did offer to sleep with Saddam Hussein in an attempt to avert the first Gulf War.
Talks to resolve a dispute over plans to close all Tube ticket offices and cut jobs will resume on Monday in an attempt to avert a second strike.
"It is not in our interest to have our close friend and our biggest market drift apart".Ms Thorning-Schmidt's attempt to avert the rift earned her a caustic reprimand from Nicolas Sarkozy.
Most Athens dailies that im plied hostility to the Govern ment to increase circulation have now desisted in an un successful attempt to avert losses from obstruction of pro vincial sales and the boycott of official advertisers.
Particularly galling is Raiden's girlfriend calling you up all the time to bemoan your relationship and demand a 20-minute chat about fuck all, squared, while you attempt to avert world-ending catastrophe.
