Here are the latest Waterfront - North End - Financial District neighborhood notes:

Climate change talk

The New England Aquarium at Central Wharf Simons IMAX Theatre will present “Extreme Events and Climate Change: What We Know and What We Can Do” at 7 p.m. on Thursday, Sept. 14.

Dr. Ellen Marie Douglas, associate professor of hydrology at UMass Boston, will explore observations of the changing climate, what changes may be in Boston’s future and some plans for how to adapt to these changes.

The lecture is free, but registration is required and can be made at www.neaq.org or by calling 617-973-0235.

Dancing in the park

Let’s Dance Boston will bring dancing to Dewey Square, Rose Kennedy Greenway, corner of Atlantic Avenue and Summer Street, on Saturday and Sunday, Sept. 16 and 17.

Saturday’s program will feature salsa dancing, with Orquesta SCC “La Excelencia,” a salsa dura orchestra based in New York City, from 6 to 8:30 p.m.

Steve Weintraub and the renowned Alicia Svigals’ Fiddle Express will present an afternoon of klezmer and Eastern European folk dancing from 3 to 5 p.m. on Sunday.

The evenings will include dance instruction followed by live music and open dancing.

Further information can be found at www.rosekennedygreenway.org or by calling 617-292-0020.

North End families

North End Against Drugs Inc. and the Nazzaro Center will sponsor the 27th annual North End Family Pride Day from noon to 4:30 p.m. on Saturday, Sept. 16 at Langone Park, Commercial Street.

Festivities will include a free barbecue, face painting, games, kiddie rides, a petting zoo, ice cream truck, balloon art, Museum of Science, an art contest, live musical performances with Street Magic and Crosstown, a DJ and more.

For a complete schedule and list of venues, visit www.northendwaterfront.com.

Celebrating local food

The eighth annual Boston Local Food Festival will be held from 11 a.m. to 5 p.m. on Sunday, Sept. 17 at the Rose Kennedy Greenway, near the Aquarium MBTA station.

The Sustainable Business Network of Massachusetts will host a celebration of the last few days of summer as the Greenway is transformed into the nation’s largest local and sustainable food hub. This free outdoor festival will showcase more than 100 farmers, local restaurants, food trucks, specialty food shops, fishermen and organizations that focus on healthy eating from all around New England.

The day will include chef demonstrations, a seafood throwdown organized by the Northwest Atlantic Marine Alliance, tastings, live music, a garden zone, interactive family zone and more. Admission is free.

Further information can be found at www.bostonlocalfoodfestival.org.

Honoring the Constitution

The Old North Church, 193 Salem St., will host a celebration of the 230th anniversary of the Constitution from 2 to 4 p.m. on Sunday, Sept. 17 in the Bigelow Courtyard.

Visitors can explore hands-on activities, including postcard stamping, quill-writing, typesetting demonstrations and colonial printing with Gary Gregory, print master and founder of the Printing Office Edes & Gill at the Old North Church and Historic Site.

Constitution Day commemorates Sept. 17, 1787 when the U.S. Constitution was signed, and recognizes all who have become American citizens.

Admission is free. Visit www.oldnorth.com or call 617-858-8231 for more information.

Classical quartet

The Cettina Donato Quartet will perform in concert from 6 to 7:30 p.m. on Monday, Sept. 18 at I Am Books, 189 North St.

Donato has performed as an arranger, composer and conductor for several symphony and jazz orchestras including the Bari Metropolitan Symphony Orchestra. She recently founded her own orchestra based in Boston and featuring musicians from all over the world.

Tickets are $15 and can be reserved at www.eventbrite.com/e/cettina-donato-quartet-persistency-tickets. Call 857-263-7665 for further information.

Shark tales

The New England Aquarium at Central Wharf Simons IMAX Theatre will present a two-day symposium “Shark Tales – Women Making Waves” on Tuesday and Wednesday, Sept. 19 and 20.

Ten female shark experts from around the world will share their stories and science. Tuesday will be hosted by Susan Goldberg, editor in chief of National Geographic and Wendy Benchley, renowned global voice for protecting sharks will be the host on Wednesday.

The symposium is co-hosted by the Atlantic White Shark Conservancy, Gills Club, Anderson Cabot Center for Ocean Life and the New England Aquarium.

Registration is required for this free program and can be made at www.neaq.org or by calling 617-973-0235.

Jazz soiree

The North End Music and Performing Arts Center will host the annual Autumn Jazz Soiree and Welcome Back Party from 6 to 9 p.m. on Thursday, Sept. 21 at the Prado, Paul Revere Mall on Hanover Street. The rain date is Thursday, Sept. 28.

This fun evening of food, drinks and music will support NEMPAC’s goals to continue enriching lives through quality music programming.

Tickets are $90 in advance or $100 at the door and include appetizers, an open bar serving wine and beer and live music provided by the music faculty and friends.

To purchase tickets and for more information, call 617-227-2270 or visit www.nempacboston.org.

Cult classics

Faneuil Hall Marketplace, Congress Street, is screening modern cult classics at 7 p.m. on Fridays, Sept. 22 and 29.

Pre-show fun including trivia contests, music dancing and performances will start at 7 p.m. before the curtain rises for the movie. Featured will be the comedy “Planes, Trains and Automobiles” starring Steve Martin on Sept. 22; and “Beetlejuice” with Michael Keaton on Sept. 29.

Further information can be found at www.faneuilhallmarketplace.com.

Filmed in Boston

The North End Branch Library, 25 Parmenter St., is showing a series of films made in Boston from 1 to 3:30 p.m. on Fridays, Sept. 22 and 29.

The classic films, set in and filmed in Boston, will “The Thomas Crown Affair” with Steve McQueen and Faye Dunaway on Sept. 22; and “Coma” with Michael Douglas the following week.

A discussion and refreshments will follow the screening.

Call 617-227-8135 for more information.

Music of Mendelssohn

The Bach, Beethoven and Brahms Society, formerly the Boston Classical Orchestra, will present music by Mendelssohn from 3 to 5 p.m. on Sunday, Sept. 24 at historic Faneuil Hall, 1 Faneuil Hall Square.

Violinist In Yo Ma will perform Mendelssohn’s “Violin Concerto.” The orchestra will also perform “Bal Masque” by Amy Beach, music from Leonard Bernstein’s “West Side Story” joined by Voices Boston and

Beethoven’s “Symphony No. 1”

Further information is available at www.bbbsociety.org or by calling

617-423-3883.

Church fundraiser

Philip’s Salon at 437 Hanover St. will host a Cut-A-Thon fundraiser to support the restoration of St. Leonard’s Church from 11 a.m. to 4 p.m. on Sunday, Sept. 24.

Hair cuts will be $25 (no blowdries) and appointments are required. Food and beverages will be provided by many local businesses. Raffle tickets will be sold with the grand prize of a week’s stay in Harwichport Resort.

Those who don’t need a haircut are invited to come by and show their support for the local church and favorite stylist.

Call 617-523-8356 to make an appointment and for more details.

Gateway to Boston

Boston by Foot will present “Gateway to Boston,” guided walking tours of the North End, at 4 p.m. on Saturdays and 10 a.m. on Sundays now to mid-October. Participants should meet the guide at the corner of Hanover and Cross Streets.

The oldest neighborhood in Boston, the North End comprises narrow streets and markets, with Boston’s largest collection of colonial buildings.

The tour will take 90 minutes and showcase the Old North Church, Copp’s Hill Burying Ground, the Paul Revere House, Leonard Zakim Bunker Hill Memorial Bridge and the Rose Fitzgerald Kennedy Greenway.

Tickets are $13 for adults, $8 for children 6 to 12 years in advance or $15 for adults and $10 for children if purchased from the guide.

For more information, visit www.bostonbyfoot.org or call 617-367-2345.

Boston by Little Feet

Boston by Foot is hosting guided walking tours especially geared for children at 10 a.m. on Fridays, Saturdays and Sundays, now to Oct. 29. Walkers should meet at Congress Street in front of Faneuil Hall at the Samuel Adams statue.

This tour presents a child’s eye view of the Freedom Trail architecture and history and is especially designed for young walkers, ages 6 to 12. A free explorer map is included. Tickets are $12, $10 if purchased online, free for children under 6 and members. Reservations are not required. Children must be accompanied by an adult.

Further information can be found at 617-367-2345 or online at www.bostonbyfoot.com.

Carousel is open

The Rose F. Kennedy Conservancy has opened the Greenway carousel from 11 a.m. to 7 p.m. seven days a week for the summer season. This one-of-a-kind carousel features animals native to Boston such as lobster, cod, fox, squirrel, grasshopper, peregrine falcon, turtle, oarfish, whale, rabbit, harbor seal and more. It was designed to be accessible to individuals with physical, cognitive and sensory disabilities.

Rides are $3 each or $25 for a book of 10.

Visit www.rosekennedygreenway.org for more information.