Impact Your World

CORRECTS FROM CONNIE TO CATHERINE - Houston Police SWAT officer Daryl Hudeck carries Catherine Pham and her 13-month-old son Aiden after rescuing them from their home surrounded by floodwaters from Tropical Storm Harvey Sunday, Aug. 27, 2017, in Houston. The remnants of Hurricane Harvey sent devastating floods pouring into Houston Sunday as rising water chased thousands of people to rooftops or higher ground. (AP Photo/David J. Phillip)

Storm lashes Texas coast

Aid Hurricane Harvey victims

The opioid crisis

Prescription and illegal drug abuse: There is help

Trump: 'The opioid crisis is an emergency'

US drug overdose deaths reach new record high

Here, heroin spares no one, not even the sheriff's wife

Couple fosters 13 children left by addicted parents

America's 'drug infested dens' a national emergency?

Celebrating 10 years of Impact Your World

CNN Senior International Correspondent Arwa Damon with Youssif at the World of Children gala in April.

CNN initiative begins with a boy named Youssif

Celebs making a difference over the years

Viola Davis inspired by mother to fight poverty

Model Petra Nemcova rebuilds schools

Andrew Zimmern uses past addiction to inspire new hope

Jane Goodall's mission to save humans as well as chimps

Jon Bon Jovi serves up hope for those in need

20 million at risk for starvation

Adele Bol walked for over three hours to get to the food distribution with her 10 month old daughter Akir. Adele hast two other children at home who are similarly malnourished.

Aid famine victims in Africa, Yemen

This is what starvation looks like

Make an impact on the hunger crisis

Relief organizations say enough is enough

Gupta talks with an aid worker from CARE

George Clooney lends his voice to the cause

Impact Positivity

Judge Keith Davison (R) built a pool in his backyard for the neighborhood kids after his wife Evelyn (L) passed away.

Widower builds neighborhood pool

Steve Harvey mentors young men at camp

Family surprises mother's caregiver with nursing school tuition

Bus driver crochets a toy for every kid on her route

Man builds a food pantry on his lawn so the hungry can eat

11-day hockey match will raise money for cancer research

Couple adopts infants with special needs -- 88 of them

Mosul completely free from ISIS

children holding Iraq's national flag react as Iraqi forces celebrate in the Old City of Mosul on July 9, 2017 after the government's announcement of the "liberation" of the embattled city.
Iraq declared victory against the Islamic State group in Mosul on July 9 after a gruelling months-long campaign, dealing the biggest defeat yet to the jihadist group. / AFP PHOTO / FADEL SENNA (Photo credit should read FADEL SENNA/AFP/Getty Images)

Aid and assistance for Iraqis affected by crisis

What's next for the city left in ruins?

Iraqi-led forces push into key city

This is life inside Mosul's Old City

Fearful residents flee western Mosul

Ongoing Syrian turmoil

TOPSHOT - Syrian men evacuate children from the rubble of destroyed buildings following reported government airstrike on the rebel-held town of Douma, on the eastern outskirts of the capital Damascus, on February 25, 2017.
Syrian regime forces carried out raids on several areas in the country, targeting mainly the besieged town of Douma, causing the deaths of at least 13 civilians, according to Syrian Observatory for Human Rights. The raids continued despite the United Nations confirmation a few days earlier that Moscow formally asked its ally Damascus to stop launching strikes during the Geneva negotiations, which began earlier in the week. / AFP PHOTO / Sameer Al-Doumy (Photo credit should read SAMEER AL-DOUMY/AFP/Getty Images)

Help Syrians survive the conflict

Syria could be preparing another chemical weapons attack

126 killed as bomb hits buses with evacuees

'My entire family's gone': Syrian man says 25 relatives died in strike

Teen lost 19 family members in Syria chemical attack

Syrian Civil War Fast Facts

In case you missed these ways to make an impact

Erykah Badu peformed in Detroit August 12, 2016 to benefit to support processing forgotten rape kits in Detroit.

Erykah Badu lends her voice to Detroit rape victims

Erykah Badu stands up for rape victims, by lending her voice to help raise funds to process forgotten rape kits.

Son offers organ to dying father

When John Barnes found himself desperately in need of a liver transplant, he forbade his kids from testing to see if they matched. His son Brian didn't listen.